stoichiometry problems

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Last updated 6:26 PM on 10/19/26
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15 Terms

1
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how many grams of carbon are in 2.5 moles?

30 g

2
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how many grams of argon are in 0.266 moles?

10.6 g

3
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how many moles of barium equals 150. grams?

1.09 mol

4
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how many moles of sodium equals 58 grams?

2.5 mol

5
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25 g NaCl= ________ moles NaCl

2.34 mol

6
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how many moles is 125 g H2SO4

1.27 mole

7
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how many moles is 100. g KMnO4

.633 mole

8
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how many moles is 74 g KCl

1.0

9
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2.5 NaCl = _________ g NaCl

145 g

10
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how many grams is 0.50 moles H2SO4

490

11
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how many grams is 1.70 KMnO4

268.43

12
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how many grams is 0.25 KCl

18.65

13
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find the molar mass of NaCl

58 g

14
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find the molar mass of Al2(SO4)3

342.3 g

15
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find the molar mass of CuSO4 + 5H20

249.6 g