Chemistry 9701 · AS & A Level · Analytical techniques

Analytical techniques — practice question

Three colourless liquids with the formulae shown here are placed in separate unlabelled bottles: $\text{CH}_3\text{CH}_2\text{CO}_2\text{H}$, $\text{CH}_3\text{CH(OH)CO}_2\text{H}$, $\text{CH}_3\text{COCO}_2\text{H}$. Which two tests, when done on separate samples of each liquid, would allow each liquid to be identified successfully?

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