Question 1
Which pair of units can both be used to measure the concentration of a solution?
The multiple-choice papers
40 questions in 45 minutes: just over a minute each.
| Questions | 40, one mark each |
|---|---|
| Time | 45 minutes |
| Weight | 30% of the grade |
| Paper 2 | Adds the Supplement content |
Where it trips people
- Mole calculations: cm³ against dm³, and the mole ratio from the equation.
- Which product forms at which electrode.
- Test observations: the exact colour or precipitate the test gives.
Try 2 questions
Question 2
Which statement describes electrolysis?
Next step
Questions people ask
Is a calculator allowed?
Yes.