4. When ammonia gas reacts with hydrochloric
acid gas, the ammonium chloride is formed
which is in :
(a) liquid state
(b) solid state
(c) gaseous state
(d) partly solid and partly gaseous state
it's urgent pls say correct ans
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Explanation:
Ammonia gas when bought in contact with HCl forms solid ammonium chloride. The two reactants are brought in close contact with one another for the reaction to occur.
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