Mole To Gram Conversions Practice (10 Pts)
10 Questions
| Total Attempts: 743
How many grams of Calcium are present in 2. 3 moles of calcium?
Questions and Answers
- 1.How many grams of Calcium are present in 2.3 moles?
- A.
92.18 g
- B.
24.02 g
- C.
40.08 g
- D.
80.16 g
- 2.How many grams of NaCl is present in 6.3 moles?
- A.
58.44 g
- B.
368.17 g
- C.
231.2 g
- D.
9.27 g
- 3.How many grams are in 2.3 moles of Na2SO4? (The molar mass of Na2SO4 is 142.05g/mol)
- A.
61.76 g
- B.
326.72 g
- C.
163.36 g
- D.
81.68 g
- 4.How many grams of NH3 are in 9.2 moles? (The molar mass of NH3= 17.03 g/mol)
- A.
1.85 g
- B.
19.25 g
- C.
156.68 g
- D.
123.83 g
- 5.How many grams of LiCl are in 6.7 moles? (The molar mass of LiCl = 42.39 g/mol)
- A.
42.39 g
- B.
6.33 g
- C.
239.01 g
- D.
284.01 g
- 6.How many moles of LiBr are there in 486.30 g of LiBr? (The molar mass of LiBr = 86.84 g/mol)
- A.
5.6 moles
- B.
42,230.292 moles
- C.
193.2 moles
- D.
3.0 moles
- 7.How many moles are there in 814.504 g of H2O?
- A.
14,677.36 moles
- B.
20.2 moles
- C.
45.2 moles
- D.
3,214.52 moles
- 8.How many moles of CO2 are there in 171.639 g of CO2?
- A.
44.01 moles
- B.
3.9 moles
- C.
7,5553.83 moles
- D.
130.22 moles
- 9.How many moles of K2O are in 367.38 g of K2O?
- A.
34,607.2 moles
- B.
367.38 moles
- C.
3.9 moles
- D.
5.9 moles
- 10.How many moles of AlCl3 are there in 1,119.972 g?
- A.
8.4 moles
- B.
16.8 moles
- C.
32,739.04 moles
- D.
6.2 moles
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