NUM

c068_922b

glucose
Volume	170.0 mL
Concentration	1.5 mg/mL
Molecular weight	180.16 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of glucose would you need to make 170.0 mL of a 1.5 mg/mL glucose solution?

Note: answers need to be within 1% of the correct number to be correct.

255.00000000 0.90000000 NUM

4110_9c7a

Sodium chloride (NaCl)
Volume	30.0 mL
Concentration	22.5 mg/mL
Molecular weight	58.44 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sodium chloride (NaCl) would you need to make 30.0 mL of a 22.5 mg/mL NaCl solution?

Note: answers need to be within 1% of the correct number to be correct.

675.00000000 0.90000000 NUM

95af_37c2

sucrose
Volume	5.0 mL
Concentration	36.0 mg/mL
Molecular weight	342.30 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sucrose would you need to make 5.0 mL of a 36.0 mg/mL sucrose solution?

Note: answers need to be within 1% of the correct number to be correct.

180.00000000 0.90000000 NUM

9d08_2658

Calcium carbonate (CaCO₃)
Volume	5.0 mL
Concentration	18.0 mg/mL
Molecular weight	100.09 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of calcium carbonate (CaCO₃) would you need to make 5.0 mL of a 18.0 mg/mL CaCO₃ solution?

Note: answers need to be within 1% of the correct number to be correct.

90.00000000 0.90000000 NUM

00f8_b106

Potassium chloride (KCl)
Volume	185.0 mL
Concentration	1.0 mg/mL
Molecular weight	74.55 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of potassium chloride (KCl) would you need to make 185.0 mL of a 1.0 mg/mL KCl solution?

Note: answers need to be within 1% of the correct number to be correct.

185.00000000 0.90000000 NUM

4db7_4440

Ethylenediaminetetraacetic acid (EDTA)
Volume	10.0 mL
Concentration	23.5 mg/mL
Molecular weight	292.24 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of ethylenediaminetetraacetic acid (EDTA) would you need to make 10.0 mL of a 23.5 mg/mL EDTA solution?

Note: answers need to be within 1% of the correct number to be correct.

235.00000000 0.90000000 NUM

9315_72cb

Potassium chloride (KCl)
Volume	140.0 mL
Concentration	5.0 mg/mL
Molecular weight	74.55 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of potassium chloride (KCl) would you need to make 140.0 mL of a 5.0 mg/mL KCl solution?

Note: answers need to be within 1% of the correct number to be correct.

700.00000000 0.90000000 NUM

9505_1316

Calcium carbonate (CaCO₃)
Volume	10.0 mL
Concentration	9.5 mg/mL
Molecular weight	100.09 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of calcium carbonate (CaCO₃) would you need to make 10.0 mL of a 9.5 mg/mL CaCO₃ solution?

Note: answers need to be within 1% of the correct number to be correct.

95.00000000 0.90000000 NUM

0c4b_9797

Ethylenediaminetetraacetic acid (EDTA)
Volume	180.0 mL
Concentration	5.0 mg/mL
Molecular weight	292.24 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of ethylenediaminetetraacetic acid (EDTA) would you need to make 180.0 mL of a 5.0 mg/mL EDTA solution?

Note: answers need to be within 1% of the correct number to be correct.

900.00000000 0.90000000 NUM

e4ea_810c

Potassium chloride (KCl)
Volume	210.0 mL
Concentration	3.0 mg/mL
Molecular weight	74.55 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of potassium chloride (KCl) would you need to make 210.0 mL of a 3.0 mg/mL KCl solution?

Note: answers need to be within 1% of the correct number to be correct.

630.00000000 0.90000000 NUM

88f7_7566

glucose
Volume	30.0 mL
Concentration	4.5 mg/mL
Molecular weight	180.16 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of glucose would you need to make 30.0 mL of a 4.5 mg/mL glucose solution?

Note: answers need to be within 1% of the correct number to be correct.

135.00000000 0.90000000 NUM

8ca2_2264

cysteine
Volume	170.0 mL
Concentration	4.5 mg/mL
Molecular weight	121.16 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of cysteine would you need to make 170.0 mL of a 4.5 mg/mL cysteine solution?

Note: answers need to be within 1% of the correct number to be correct.

765.00000000 0.90000000 NUM

b142_9797

cysteine
Volume	60.0 mL
Concentration	15.0 mg/mL
Molecular weight	121.16 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of cysteine would you need to make 60.0 mL of a 15.0 mg/mL cysteine solution?

Note: answers need to be within 1% of the correct number to be correct.

900.00000000 0.90000000 NUM

69df_ca54

Magnesium sulfate (MgSO₄)
Volume	20.0 mL
Concentration	24.5 mg/mL
Molecular weight	120.37 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of magnesium sulfate (MgSO₄) would you need to make 20.0 mL of a 24.5 mg/mL MgSO₄ solution?

Note: answers need to be within 1% of the correct number to be correct.

490.00000000 0.90000000 NUM

28a9_eabc

cysteine
Volume	50.0 mL
Concentration	4.5 mg/mL
Molecular weight	121.16 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of cysteine would you need to make 50.0 mL of a 4.5 mg/mL cysteine solution?

Note: answers need to be within 1% of the correct number to be correct.

225.00000000 0.90000000 NUM

a285_558e

cysteine
Volume	130.0 mL
Concentration	6.0 mg/mL
Molecular weight	121.16 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of cysteine would you need to make 130.0 mL of a 6.0 mg/mL cysteine solution?

Note: answers need to be within 1% of the correct number to be correct.

780.00000000 0.90000000 NUM

487b_caac

sucrose
Volume	410.0 mL
Concentration	2.0 mg/mL
Molecular weight	342.30 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sucrose would you need to make 410.0 mL of a 2.0 mg/mL sucrose solution?

Note: answers need to be within 1% of the correct number to be correct.

820.00000000 0.90000000 NUM

62b4_ffe2

Monosodium phosphate (NaH₂PO₄)
Volume	60.0 mL
Concentration	14.5 mg/mL
Molecular weight	119.98 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of monosodium phosphate (NaH₂PO₄) would you need to make 60.0 mL of a 14.5 mg/mL NaH₂PO₄ solution?

Note: answers need to be within 1% of the correct number to be correct.

870.00000000 0.90000000 NUM

3da5_1ed6

Sodium chloride (NaCl)
Volume	20.0 mL
Concentration	26.0 mg/mL
Molecular weight	58.44 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sodium chloride (NaCl) would you need to make 20.0 mL of a 26.0 mg/mL NaCl solution?

Note: answers need to be within 1% of the correct number to be correct.

520.00000000 0.90000000 NUM

a3f1_9643

Sodium chloride (NaCl)
Volume	15.0 mL
Concentration	7.0 mg/mL
Molecular weight	58.44 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sodium chloride (NaCl) would you need to make 15.0 mL of a 7.0 mg/mL NaCl solution?

Note: answers need to be within 1% of the correct number to be correct.

105.00000000 0.90000000 NUM

203b_e6a8

sucrose
Volume	10.0 mL
Concentration	6.5 mg/mL
Molecular weight	342.30 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sucrose would you need to make 10.0 mL of a 6.5 mg/mL sucrose solution?

Note: answers need to be within 2% of the correct number to be correct.

65.00000000 0.90000000 NUM

62e7_76a3

Sodium chloride (NaCl)
Volume	25.0 mL
Concentration	18.0 mg/mL
Molecular weight	58.44 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sodium chloride (NaCl) would you need to make 25.0 mL of a 18.0 mg/mL NaCl solution?

Note: answers need to be within 1% of the correct number to be correct.

450.00000000 0.90000000 NUM

8ed6_ba13

Monosodium phosphate (NaH₂PO₄)
Volume	30.0 mL
Concentration	8.0 mg/mL
Molecular weight	119.98 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of monosodium phosphate (NaH₂PO₄) would you need to make 30.0 mL of a 8.0 mg/mL NaH₂PO₄ solution?

Note: answers need to be within 1% of the correct number to be correct.

240.00000000 0.90000000 NUM

ca22_f276

Calcium carbonate (CaCO₃)
Volume	110.0 mL
Concentration	8.5 mg/mL
Molecular weight	100.09 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of calcium carbonate (CaCO₃) would you need to make 110.0 mL of a 8.5 mg/mL CaCO₃ solution?

Note: answers need to be within 1% of the correct number to be correct.

935.00000000 0.90000000 NUM

c8a2_2b98

Magnesium chloride (MgCl₂)
Volume	380.0 mL
Concentration	1.5 mg/mL
Molecular weight	95.21 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of magnesium chloride (MgCl₂) would you need to make 380.0 mL of a 1.5 mg/mL MgCl₂ solution?

Note: answers need to be within 1% of the correct number to be correct.

570.00000000 0.90000000 NUM

ec52_c76c

Ethylenediaminetetraacetic acid (EDTA)
Volume	90.0 mL
Concentration	0.5 mg/mL
Molecular weight	292.24 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of ethylenediaminetetraacetic acid (EDTA) would you need to make 90.0 mL of a 0.5 mg/mL EDTA solution?

Note: answers need to be within 2% of the correct number to be correct.

45.00000000 0.90000000 NUM

2b1e_9797

cysteine
Volume	200.0 mL
Concentration	4.5 mg/mL
Molecular weight	121.16 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of cysteine would you need to make 200.0 mL of a 4.5 mg/mL cysteine solution?

Note: answers need to be within 1% of the correct number to be correct.

900.00000000 0.90000000 NUM

ff66_2989

Magnesium chloride (MgCl₂)
Volume	45.0 mL
Concentration	18.0 mg/mL
Molecular weight	95.21 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of magnesium chloride (MgCl₂) would you need to make 45.0 mL of a 18.0 mg/mL MgCl₂ solution?

Note: answers need to be within 1% of the correct number to be correct.

810.00000000 0.90000000 NUM

7ded_c76c

cysteine
Volume	15.0 mL
Concentration	3.0 mg/mL
Molecular weight	121.16 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of cysteine would you need to make 15.0 mL of a 3.0 mg/mL cysteine solution?

Note: answers need to be within 2% of the correct number to be correct.

45.00000000 0.90000000 NUM

c846_14ef

Calcium carbonate (CaCO₃)
Volume	50.0 mL
Concentration	5.0 mg/mL
Molecular weight	100.09 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of calcium carbonate (CaCO₃) would you need to make 50.0 mL of a 5.0 mg/mL CaCO₃ solution?

Note: answers need to be within 1% of the correct number to be correct.

250.00000000 0.90000000 NUM

546f_1cc7

Potassium chloride (KCl)
Volume	35.0 mL
Concentration	24.0 mg/mL
Molecular weight	74.55 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of potassium chloride (KCl) would you need to make 35.0 mL of a 24.0 mg/mL KCl solution?

Note: answers need to be within 1% of the correct number to be correct.

840.00000000 0.90000000 NUM

573e_69c4

Magnesium chloride (MgCl₂)
Volume	150.0 mL
Concentration	6.5 mg/mL
Molecular weight	95.21 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of magnesium chloride (MgCl₂) would you need to make 150.0 mL of a 6.5 mg/mL MgCl₂ solution?

Note: answers need to be within 1% of the correct number to be correct.

975.00000000 0.90000000 NUM

6aea_b8fa

Sodium chloride (NaCl)
Volume	195.0 mL
Concentration	2.0 mg/mL
Molecular weight	58.44 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sodium chloride (NaCl) would you need to make 195.0 mL of a 2.0 mg/mL NaCl solution?

Note: answers need to be within 1% of the correct number to be correct.

390.00000000 0.90000000 NUM

eefa_ba13

sucrose
Volume	20.0 mL
Concentration	12.0 mg/mL
Molecular weight	342.30 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sucrose would you need to make 20.0 mL of a 12.0 mg/mL sucrose solution?

Note: answers need to be within 1% of the correct number to be correct.

240.00000000 0.90000000 NUM

7bfe_2b98

glucose
Volume	15.0 mL
Concentration	38.0 mg/mL
Molecular weight	180.16 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of glucose would you need to make 15.0 mL of a 38.0 mg/mL glucose solution?

Note: answers need to be within 1% of the correct number to be correct.

570.00000000 0.90000000 NUM

59d6_7c9a

Magnesium sulfate (MgSO₄)
Volume	40.0 mL
Concentration	8.0 mg/mL
Molecular weight	120.37 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of magnesium sulfate (MgSO₄) would you need to make 40.0 mL of a 8.0 mg/mL MgSO₄ solution?

Note: answers need to be within 1% of the correct number to be correct.

320.00000000 0.90000000 NUM

53cf_5c8a

sucrose
Volume	185.0 mL
Concentration	5.0 mg/mL
Molecular weight	342.30 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sucrose would you need to make 185.0 mL of a 5.0 mg/mL sucrose solution?

Note: answers need to be within 1% of the correct number to be correct.

925.00000000 0.90000000 NUM

27d3_c8bd

Potassium chloride (KCl)
Volume	90.0 mL
Concentration	6.0 mg/mL
Molecular weight	74.55 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of potassium chloride (KCl) would you need to make 90.0 mL of a 6.0 mg/mL KCl solution?

Note: answers need to be within 1% of the correct number to be correct.

540.00000000 0.90000000 NUM

0caf_993e

Calcium carbonate (CaCO₃)
Volume	95.0 mL
Concentration	2.0 mg/mL
Molecular weight	100.09 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of calcium carbonate (CaCO₃) would you need to make 95.0 mL of a 2.0 mg/mL CaCO₃ solution?

Note: answers need to be within 1% of the correct number to be correct.

190.00000000 0.90000000 NUM

a045_5936

Sodium chloride (NaCl)
Volume	30.0 mL
Concentration	9.0 mg/mL
Molecular weight	58.44 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sodium chloride (NaCl) would you need to make 30.0 mL of a 9.0 mg/mL NaCl solution?

Note: answers need to be within 1% of the correct number to be correct.

270.00000000 0.90000000 NUM

ec5c_b787

Magnesium sulfate (MgSO₄)
Volume	305.0 mL
Concentration	1.0 mg/mL
Molecular weight	120.37 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of magnesium sulfate (MgSO₄) would you need to make 305.0 mL of a 1.0 mg/mL MgSO₄ solution?

Note: answers need to be within 1% of the correct number to be correct.

305.00000000 0.90000000 NUM

e480_922b

Magnesium sulfate (MgSO₄)
Volume	10.0 mL
Concentration	25.5 mg/mL
Molecular weight	120.37 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of magnesium sulfate (MgSO₄) would you need to make 10.0 mL of a 25.5 mg/mL MgSO₄ solution?

Note: answers need to be within 1% of the correct number to be correct.

255.00000000 0.90000000 NUM

44b2_76a3

Ethylenediaminetetraacetic acid (EDTA)
Volume	30.0 mL
Concentration	15.0 mg/mL
Molecular weight	292.24 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of ethylenediaminetetraacetic acid (EDTA) would you need to make 30.0 mL of a 15.0 mg/mL EDTA solution?

Note: answers need to be within 1% of the correct number to be correct.

450.00000000 0.90000000 NUM

f770_b5c2

sucrose
Volume	70.0 mL
Concentration	0.5 mg/mL
Molecular weight	342.30 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sucrose would you need to make 70.0 mL of a 0.5 mg/mL sucrose solution?

Note: answers need to be within 3% of the correct number to be correct.

35.00000000 0.90000000 NUM

6572_ccd5

valine
Volume	305.0 mL
Concentration	2.0 mg/mL
Molecular weight	117.15 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of valine would you need to make 305.0 mL of a 2.0 mg/mL valine solution?

Note: answers need to be within 1% of the correct number to be correct.

610.00000000 0.90000000 NUM

114a_21a1

Sodium chloride (NaCl)
Volume	200.0 mL
Concentration	1.0 mg/mL
Molecular weight	58.44 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sodium chloride (NaCl) would you need to make 200.0 mL of a 1.0 mg/mL NaCl solution?

Note: answers need to be within 1% of the correct number to be correct.

200.00000000 0.90000000 NUM

a0a0_1cc7

valine
Volume	105.0 mL
Concentration	8.0 mg/mL
Molecular weight	117.15 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of valine would you need to make 105.0 mL of a 8.0 mg/mL valine solution?

Note: answers need to be within 1% of the correct number to be correct.

840.00000000 0.90000000 NUM

e4c4_4c90

Potassium chloride (KCl)
Volume	55.0 mL
Concentration	9.0 mg/mL
Molecular weight	74.55 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of potassium chloride (KCl) would you need to make 55.0 mL of a 9.0 mg/mL KCl solution?

Note: answers need to be within 1% of the correct number to be correct.

495.00000000 0.90000000 NUM

01dc_76a3

sucrose
Volume	225.0 mL
Concentration	2.0 mg/mL
Molecular weight	342.30 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sucrose would you need to make 225.0 mL of a 2.0 mg/mL sucrose solution?

Note: answers need to be within 1% of the correct number to be correct.

450.00000000 0.90000000 NUM

dc74_993e

Magnesium sulfate (MgSO₄)
Volume	190.0 mL
Concentration	1.0 mg/mL
Molecular weight	120.37 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of magnesium sulfate (MgSO₄) would you need to make 190.0 mL of a 1.0 mg/mL MgSO₄ solution?

Note: answers need to be within 1% of the correct number to be correct.

190.00000000 0.90000000 NUM

75ba_7fc2

sucrose
Volume	50.0 mL
Concentration	20.0 mg/mL
Molecular weight	342.30 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sucrose would you need to make 50.0 mL of a 20.0 mg/mL sucrose solution?

Note: answers need to be within 1% of the correct number to be correct.

1000.00000000 0.90000000 NUM

7c0e_da4e

Ethylenediaminetetraacetic acid (EDTA)
Volume	115.0 mL
Concentration	8.0 mg/mL
Molecular weight	292.24 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of ethylenediaminetetraacetic acid (EDTA) would you need to make 115.0 mL of a 8.0 mg/mL EDTA solution?

Note: answers need to be within 1% of the correct number to be correct.

920.00000000 0.90000000 NUM

aa66_72cb

Ethylenediaminetetraacetic acid (EDTA)
Volume	100.0 mL
Concentration	7.0 mg/mL
Molecular weight	292.24 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of ethylenediaminetetraacetic acid (EDTA) would you need to make 100.0 mL of a 7.0 mg/mL EDTA solution?

Note: answers need to be within 1% of the correct number to be correct.

700.00000000 0.90000000 NUM

cba0_2658

Monosodium phosphate (NaH₂PO₄)
Volume	30.0 mL
Concentration	3.0 mg/mL
Molecular weight	119.98 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of monosodium phosphate (NaH₂PO₄) would you need to make 30.0 mL of a 3.0 mg/mL NaH₂PO₄ solution?

Note: answers need to be within 1% of the correct number to be correct.

90.00000000 0.90000000 NUM

4de6_7fc2

Sodium chloride (NaCl)
Volume	25.0 mL
Concentration	40.0 mg/mL
Molecular weight	58.44 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sodium chloride (NaCl) would you need to make 25.0 mL of a 40.0 mg/mL NaCl solution?

Note: answers need to be within 1% of the correct number to be correct.

1000.00000000 0.90000000 NUM

5b1e_558e

Monosodium phosphate (NaH₂PO₄)
Volume	40.0 mL
Concentration	19.5 mg/mL
Molecular weight	119.98 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of monosodium phosphate (NaH₂PO₄) would you need to make 40.0 mL of a 19.5 mg/mL NaH₂PO₄ solution?

Note: answers need to be within 1% of the correct number to be correct.

780.00000000 0.90000000 NUM

f0a2_a2d9

Monosodium phosphate (NaH₂PO₄)
Volume	190.0 mL
Concentration	5.0 mg/mL
Molecular weight	119.98 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of monosodium phosphate (NaH₂PO₄) would you need to make 190.0 mL of a 5.0 mg/mL NaH₂PO₄ solution?

Note: answers need to be within 1% of the correct number to be correct.

950.00000000 0.90000000 NUM

5c4b_b02a

valine
Volume	265.0 mL
Concentration	2.0 mg/mL
Molecular weight	117.15 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of valine would you need to make 265.0 mL of a 2.0 mg/mL valine solution?

Note: answers need to be within 1% of the correct number to be correct.

530.00000000 0.90000000 NUM

7c39_4c68

Monosodium phosphate (NaH₂PO₄)
Volume	75.0 mL
Concentration	11.0 mg/mL
Molecular weight	119.98 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of monosodium phosphate (NaH₂PO₄) would you need to make 75.0 mL of a 11.0 mg/mL NaH₂PO₄ solution?

Note: answers need to be within 1% of the correct number to be correct.

825.00000000 0.90000000 NUM

8e16_7fc2

glucose
Volume	125.0 mL
Concentration	8.0 mg/mL
Molecular weight	180.16 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of glucose would you need to make 125.0 mL of a 8.0 mg/mL glucose solution?

Note: answers need to be within 1% of the correct number to be correct.

1000.00000000 0.90000000 NUM

6d0b_f067

cysteine
Volume	65.0 mL
Concentration	7.0 mg/mL
Molecular weight	121.16 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of cysteine would you need to make 65.0 mL of a 7.0 mg/mL cysteine solution?

Note: answers need to be within 1% of the correct number to be correct.

455.00000000 0.90000000 NUM

250c_5d5e

Sodium bicarbonate (NaHCO₃)
Volume	40.0 mL
Concentration	3.0 mg/mL
Molecular weight	84.01 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sodium bicarbonate (NaHCO₃) would you need to make 40.0 mL of a 3.0 mg/mL NaHCO₃ solution?

Note: answers need to be within 1% of the correct number to be correct.

120.00000000 0.90000000 NUM

0e01_1ffa

cysteine
Volume	5.0 mL
Concentration	39.0 mg/mL
Molecular weight	121.16 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of cysteine would you need to make 5.0 mL of a 39.0 mg/mL cysteine solution?

Note: answers need to be within 1% of the correct number to be correct.

195.00000000 0.90000000 NUM

82d5_7f5f

Magnesium sulfate (MgSO₄)
Volume	30.0 mL
Concentration	21.5 mg/mL
Molecular weight	120.37 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of magnesium sulfate (MgSO₄) would you need to make 30.0 mL of a 21.5 mg/mL MgSO₄ solution?

Note: answers need to be within 1% of the correct number to be correct.

645.00000000 0.90000000 NUM

839e_8b35

Magnesium chloride (MgCl₂)
Volume	280.0 mL
Concentration	0.5 mg/mL
Molecular weight	95.21 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of magnesium chloride (MgCl₂) would you need to make 280.0 mL of a 0.5 mg/mL MgCl₂ solution?

Note: answers need to be within 1% of the correct number to be correct.

140.00000000 0.90000000 NUM

e360_76a3

Sodium chloride (NaCl)
Volume	15.0 mL
Concentration	30.0 mg/mL
Molecular weight	58.44 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sodium chloride (NaCl) would you need to make 15.0 mL of a 30.0 mg/mL NaCl solution?

Note: answers need to be within 1% of the correct number to be correct.

450.00000000 0.90000000 NUM

2170_3143

Sodium bicarbonate (NaHCO₃)
Volume	60.0 mL
Concentration	5.0 mg/mL
Molecular weight	84.01 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sodium bicarbonate (NaHCO₃) would you need to make 60.0 mL of a 5.0 mg/mL NaHCO₃ solution?

Note: answers need to be within 1% of the correct number to be correct.

300.00000000 0.90000000 NUM

69c0_72cb

Magnesium chloride (MgCl₂)
Volume	40.0 mL
Concentration	17.5 mg/mL
Molecular weight	95.21 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of magnesium chloride (MgCl₂) would you need to make 40.0 mL of a 17.5 mg/mL MgCl₂ solution?

Note: answers need to be within 1% of the correct number to be correct.

700.00000000 0.90000000 NUM

15cf_a934

Sodium bicarbonate (NaHCO₃)
Volume	25.0 mL
Concentration	25.0 mg/mL
Molecular weight	84.01 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sodium bicarbonate (NaHCO₃) would you need to make 25.0 mL of a 25.0 mg/mL NaHCO₃ solution?

Note: answers need to be within 1% of the correct number to be correct.

625.00000000 0.90000000 NUM

f1a3_f3a2

Sodium chloride (NaCl)
Volume	65.0 mL
Concentration	2.0 mg/mL
Molecular weight	58.44 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sodium chloride (NaCl) would you need to make 65.0 mL of a 2.0 mg/mL NaCl solution?

Note: answers need to be within 1% of the correct number to be correct.

130.00000000 0.90000000 NUM

d72a_810c

Monosodium phosphate (NaH₂PO₄)
Volume	180.0 mL
Concentration	3.5 mg/mL
Molecular weight	119.98 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of monosodium phosphate (NaH₂PO₄) would you need to make 180.0 mL of a 3.5 mg/mL NaH₂PO₄ solution?

Note: answers need to be within 1% of the correct number to be correct.

630.00000000 0.90000000 NUM

1dfe_9643

Sodium chloride (NaCl)
Volume	70.0 mL
Concentration	1.5 mg/mL
Molecular weight	58.44 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sodium chloride (NaCl) would you need to make 70.0 mL of a 1.5 mg/mL NaCl solution?

Note: answers need to be within 1% of the correct number to be correct.

105.00000000 0.90000000 NUM

bea9_9fbf

Ethylenediaminetetraacetic acid (EDTA)
Volume	10.0 mL
Concentration	31.0 mg/mL
Molecular weight	292.24 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of ethylenediaminetetraacetic acid (EDTA) would you need to make 10.0 mL of a 31.0 mg/mL EDTA solution?

Note: answers need to be within 1% of the correct number to be correct.

310.00000000 0.90000000 NUM

68bd_69c4

Monosodium phosphate (NaH₂PO₄)
Volume	30.0 mL
Concentration	32.5 mg/mL
Molecular weight	119.98 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of monosodium phosphate (NaH₂PO₄) would you need to make 30.0 mL of a 32.5 mg/mL NaH₂PO₄ solution?

Note: answers need to be within 1% of the correct number to be correct.

975.00000000 0.90000000 NUM

088c_e2c0

valine
Volume	25.0 mL
Concentration	2.0 mg/mL
Molecular weight	117.15 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of valine would you need to make 25.0 mL of a 2.0 mg/mL valine solution?

Note: answers need to be within 2% of the correct number to be correct.

50.00000000 0.90000000 NUM

2b0a_0999

sucrose
Volume	5.0 mL
Concentration	43.0 mg/mL
Molecular weight	342.30 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sucrose would you need to make 5.0 mL of a 43.0 mg/mL sucrose solution?

Note: answers need to be within 1% of the correct number to be correct.

215.00000000 0.90000000 NUM

01ed_6810

glucose
Volume	340.0 mL
Concentration	0.5 mg/mL
Molecular weight	180.16 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of glucose would you need to make 340.0 mL of a 0.5 mg/mL glucose solution?

Note: answers need to be within 1% of the correct number to be correct.

170.00000000 0.90000000 NUM

2448_b0d2

Magnesium chloride (MgCl₂)
Volume	70.0 mL
Concentration	14.0 mg/mL
Molecular weight	95.21 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of magnesium chloride (MgCl₂) would you need to make 70.0 mL of a 14.0 mg/mL MgCl₂ solution?

Note: answers need to be within 1% of the correct number to be correct.

980.00000000 0.90000000 NUM

e6b6_4785

sucrose
Volume	60.0 mL
Concentration	12.5 mg/mL
Molecular weight	342.30 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sucrose would you need to make 60.0 mL of a 12.5 mg/mL sucrose solution?

Note: answers need to be within 1% of the correct number to be correct.

750.00000000 0.90000000 NUM

937e_21a1

Calcium carbonate (CaCO₃)
Volume	80.0 mL
Concentration	2.5 mg/mL
Molecular weight	100.09 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of calcium carbonate (CaCO₃) would you need to make 80.0 mL of a 2.5 mg/mL CaCO₃ solution?

Note: answers need to be within 1% of the correct number to be correct.

200.00000000 0.90000000 NUM

284e_906e

Ethylenediaminetetraacetic acid (EDTA)
Volume	40.0 mL
Concentration	0.5 mg/mL
Molecular weight	292.24 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of ethylenediaminetetraacetic acid (EDTA) would you need to make 40.0 mL of a 0.5 mg/mL EDTA solution?

Note: answers need to be within 5% of the correct number to be correct.

20.00000000 0.90000000 NUM

c984_c8bd

Ethylenediaminetetraacetic acid (EDTA)
Volume	360.0 mL
Concentration	1.5 mg/mL
Molecular weight	292.24 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of ethylenediaminetetraacetic acid (EDTA) would you need to make 360.0 mL of a 1.5 mg/mL EDTA solution?

Note: answers need to be within 1% of the correct number to be correct.

540.00000000 0.90000000 NUM

1c3a_2b98

Monosodium phosphate (NaH₂PO₄)
Volume	20.0 mL
Concentration	28.5 mg/mL
Molecular weight	119.98 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of monosodium phosphate (NaH₂PO₄) would you need to make 20.0 mL of a 28.5 mg/mL NaH₂PO₄ solution?

Note: answers need to be within 1% of the correct number to be correct.

570.00000000 0.90000000 NUM

d6fb_172a

Ethylenediaminetetraacetic acid (EDTA)
Volume	30.0 mL
Concentration	24.5 mg/mL
Molecular weight	292.24 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of ethylenediaminetetraacetic acid (EDTA) would you need to make 30.0 mL of a 24.5 mg/mL EDTA solution?

Note: answers need to be within 1% of the correct number to be correct.

735.00000000 0.90000000 NUM

ac7f_ca54

glucose
Volume	140.0 mL
Concentration	3.5 mg/mL
Molecular weight	180.16 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of glucose would you need to make 140.0 mL of a 3.5 mg/mL glucose solution?

Note: answers need to be within 1% of the correct number to be correct.

490.00000000 0.90000000 NUM

5498_1606

valine
Volume	20.0 mL
Concentration	19.0 mg/mL
Molecular weight	117.15 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of valine would you need to make 20.0 mL of a 19.0 mg/mL valine solution?

Note: answers need to be within 1% of the correct number to be correct.

380.00000000 0.90000000 NUM

c038_1087

glucose
Volume	25.0 mL
Concentration	4.0 mg/mL
Molecular weight	180.16 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of glucose would you need to make 25.0 mL of a 4.0 mg/mL glucose solution?

Note: answers need to be within 1% of the correct number to be correct.

100.00000000 0.90000000 NUM

b96e_db9a

sucrose
Volume	10.0 mL
Concentration	12.5 mg/mL
Molecular weight	342.30 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sucrose would you need to make 10.0 mL of a 12.5 mg/mL sucrose solution?

Note: answers need to be within 1% of the correct number to be correct.

125.00000000 0.90000000 NUM

c805_260c

glucose
Volume	10.0 mL
Concentration	43.5 mg/mL
Molecular weight	180.16 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of glucose would you need to make 10.0 mL of a 43.5 mg/mL glucose solution?

Note: answers need to be within 1% of the correct number to be correct.

435.00000000 0.90000000 NUM

28a9_eabc

cysteine
Volume	50.0 mL
Concentration	4.5 mg/mL
Molecular weight	121.16 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of cysteine would you need to make 50.0 mL of a 4.5 mg/mL cysteine solution?

Note: answers need to be within 1% of the correct number to be correct.

225.00000000 0.90000000 NUM

0d67_4c68

Ethylenediaminetetraacetic acid (EDTA)
Volume	150.0 mL
Concentration	5.5 mg/mL
Molecular weight	292.24 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of ethylenediaminetetraacetic acid (EDTA) would you need to make 150.0 mL of a 5.5 mg/mL EDTA solution?

Note: answers need to be within 1% of the correct number to be correct.

825.00000000 0.90000000 NUM

08a5_e728

Sodium chloride (NaCl)
Volume	10.0 mL
Concentration	36.0 mg/mL
Molecular weight	58.44 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sodium chloride (NaCl) would you need to make 10.0 mL of a 36.0 mg/mL NaCl solution?

Note: answers need to be within 1% of the correct number to be correct.

360.00000000 0.90000000 NUM

0bea_4c68

Calcium carbonate (CaCO₃)
Volume	30.0 mL
Concentration	27.5 mg/mL
Molecular weight	100.09 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of calcium carbonate (CaCO₃) would you need to make 30.0 mL of a 27.5 mg/mL CaCO₃ solution?

Note: answers need to be within 1% of the correct number to be correct.

825.00000000 0.90000000 NUM

8e16_7fc2

glucose
Volume	125.0 mL
Concentration	8.0 mg/mL
Molecular weight	180.16 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of glucose would you need to make 125.0 mL of a 8.0 mg/mL glucose solution?

Note: answers need to be within 1% of the correct number to be correct.

1000.00000000 0.90000000 NUM

de3c_810c

valine
Volume	30.0 mL
Concentration	21.0 mg/mL
Molecular weight	117.15 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of valine would you need to make 30.0 mL of a 21.0 mg/mL valine solution?

Note: answers need to be within 1% of the correct number to be correct.

630.00000000 0.90000000 NUM

f1e7_c529

Sodium bicarbonate (NaHCO₃)
Volume	15.0 mL
Concentration	27.0 mg/mL
Molecular weight	84.01 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of sodium bicarbonate (NaHCO₃) would you need to make 15.0 mL of a 27.0 mg/mL NaHCO₃ solution?

Note: answers need to be within 1% of the correct number to be correct.

405.00000000 0.90000000 NUM

61a3_396b

glucose
Volume	140.0 mL
Concentration	6.5 mg/mL
Molecular weight	180.16 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of glucose would you need to make 140.0 mL of a 6.5 mg/mL glucose solution?

Note: answers need to be within 1% of the correct number to be correct.

910.00000000 0.90000000 NUM

315b_5c8a

valine
Volume	50.0 mL
Concentration	18.5 mg/mL
Molecular weight	117.15 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of valine would you need to make 50.0 mL of a 18.5 mg/mL valine solution?

Note: answers need to be within 1% of the correct number to be correct.

925.00000000 0.90000000 NUM

eaef_3e3e

Ethylenediaminetetraacetic acid (EDTA)
Volume	10.0 mL
Concentration	39.5 mg/mL
Molecular weight	292.24 g/mol
State	Solid powder at room temperature

How many milligrams (mg) of ethylenediaminetetraacetic acid (EDTA) would you need to make 10.0 mL of a 39.5 mg/mL EDTA solution?

Note: answers need to be within 1% of the correct number to be correct.

395.00000000 0.90000000