Question 7 · 1 mark
A student adds magnesium ribbon to dilute hydrochloric acid and collects the gas given off. Which test identifies the gas?
| Mass of magnesium (g) | 0.05 | 0.10 | 0.15 |
|---|---|---|---|
| Volume of gas (cm³) | 48 | 97 | 143 |
- A A glowing splint relights.
- B A lighted splint goes out with a squeaky pop.
- C Limewater turns milky.
- D Damp blue litmus paper is bleached.
- E Damp red litmus paper turns blue.