A federal court in West Virginia has ruled – in case you had any doubts – that using an independent contractor to transport your product may ...

Unlike the other tests described on this page, the test for carbonate ions works whatever acid is added. Explain why, in a test for sulfate ions, the sample is acidified with hydrochloric acid first.

This means that, for a given concentration in aqueous solution ... A solution of 1 g/dm 3 hydrochloric acid has a pH of 1.6. Predict its pH when it is diluted to 0.1 g/dm 3.