Practice Questions

1. Mass of molecules

Difficulty: easy

2
2. Finding number of moles of substances containing atoms

Difficulty: easy

3
3. Molecular mass

Difficulty: medium

2
4. Mass of a substance from molecues

Difficulty: medium

3
5. Number of molecules in gases

Difficulty: medium

4
6. Number of atoms in a substance

Difficulty: medium

4
7. Relative abundance

Difficulty: hard

3
8. Percentage calculation

Difficulty: hard

4

Teacher manual