Question

2 A solution reacts with marble chips to produce a gas which turns lime water milky. The solution contains
(a)sodium sulphate. b) cacium sulphate.
(c)sulphuric acid. (d) potassium sulphate.​

Answer 1

Answer:

c. Sulphuric acid

Explanation:

When calcium carbonate react with sulphuric acid it gives calcium sulphate + water + carbon dioxide

and after that there is a gas which evolved after the reaction which is carbon dioxide and it turns milky in colour

Answer 2

2 A solution reacts with marble chips to produce a gas which turns lime water milky. The solution contains

(a)sodium sulphate. b) cacium sulphate.

(c)sulphuric acid✔. (d) potassium sulphate.