Question

C) State one Relevant reason for the following (3)

1. On heating ammonium dichromate

2. Silver nitrate solution always kept in coloured bottles.

3. Barium chloride added to sodium sulphate solution.​

Answer 1

Answer:

ok

Explanation:

Reagent solutions should be kept in tightly stoppered glass bottles (except where they are ... amount (usually one drop) of 0.1 mol l-1 sodium thiosulphate solution. ... 1. Mix 100 ml of the sample with two or three drops of phenolphthalein indicator in the ... If the pH is not less than 2 after the addition of acid, more nitric acid.