Calculating Molar Mass Grade 9a
5 Questions
| Attempts: 194
How is the molar mass of a substance determined?
Questions and Answers
- 1.What is the molar mass of Carbon?
- A.
6 g/mol
- B.
12.01 g/mol
- C.
19.00 g/mol
- D.
1.01 g/mol
- 2.What is the molar mass of CH4 (methane)?
- A.
12.01 g/mol
- B.
13.02 g/mol
- C.
16.05 g/mol
- D.
32.10 g/mol
- 3.What is the molar mass of (NH4)2CO3 (Ammonium carbonate)?
- A.
96.11 g/mol
- B.
82.10 g/mol
- C.
106.11 g/mol
- D.
43.01 g/mol
- 4.What is the molecular mass of Cu3(PO4)2?
- A.
253.49 g/mol
- B.
380.59 g/mol
- C.
110.22 g/mol
- D.
348.59 g/mol
- 5.What is the molecular mass of Aluminum nitrate Al(NO3)3 from this equation: 2Al(s) + 3Fe(NO3)2(aq) à 3Fe(s) + 2Al(NO3)3(aq)
- A.
213.01 g/mol
- B.
335.98 g/mol
- C.
56.99 g/mol
- D.
141.01 g/mol
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