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Relative Molecular Mass MCQ (Multiple Choice Questions) PDF Download
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The MCQ: Relative molecular mass of Na2CO3 is; "Relative Molecular Mass" App Download (Free) with answers: 98; 128; 286; 198; to study online certificate courses. Practice Relative Molecular Mass Quiz Questions, download Google eBook (Free Sample) for online colleges for teaching.
Relative Molecular Mass MCQs: Questions and Answers PDF Download
Molecular weight of propane (C3H8) is
- 44.095 g/mol
- 40.01 g/mol
- 41.01 g/mol
- 46.02 g/mol
Relative molecular mass of Na2CO3 is
- 98
- 128
- 286
- 198
Relative formula mass of aluminum sulphate (NH4)2SO4 is
- 132.14 g/mol
- 113.14 g/mol
- 139.33 g/mol
- 143.69 g/mol
The greatest proportion by mass of nitrogen is in
- Hydrazine (N2H4),
- ammonium nitrate (NH4NO3)
- ammonium sulphate (NH4)2SO4
- urea (NH2CONH2)
Relative molecular masses can be calculated by the
- relative atomic mass
- relative mass of a covalent compound
- relative atomic masses of individual atoms
- adding relative compound masses
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