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Chemistry

Give a reason why —

(i) Concentrated sulphuric acid, is not used for drying ammonia gas.

(ii) Ammonia gas is not collected over water.

Ammonia

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Answer

(i) As sulphuric acid reacts chemically with ammonia to form ammonium sulphate hence, it is not used as a drying agent for drying ammonia.

2NH3 + H2SO4 ⟶ (NH4)2SO4

(ii) As ammonia gas is highly soluble in water hence, it is not collected over water.

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