What is the main type of acid found in acid rain?
| Hydrochloric acid | Ethanoic acid | Sulphuric acid | Nitric acid |
Which acid is contained within the sting of a stinging nettle?
| Ethanoic | Formic | Hydrochloric | Nitric |
What colour does litmus paper turn in the presence of acid?
| Green | Blue | Red |
Ascorbic acid is another name for which vitamin?
| B12 | D | C | A |