Two samples are aqueous solutions. One sample contains one of the first four carboxylic acids. The other sample contains one of the first four alcohols.
| Sample | pH |
|---|---|
| A | 7.0 |
| B | 4.2 |
Give the letter of the sample that contains a carboxylic acid.
97 exam-style questions on AQA GCSE Chemistry 7.2 Reactions of alkenes and alcohols, covering 7.2.1 Structure and formulae of alkenes, 7.2.2 Reactions of alkenes, 7.2.3 Alcohols, 7.2.4a Carboxylic acids, and 7.2.4b Carboxylic acids as weak acids. Each one has a worked solution and a mark scheme showing where the marks go.