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Question
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Solution
Ammonia (vapour density (V.D)= 8.5) is less dense than air (vapour density (V.D.)= 14.4) and so is lighter than air.
Fountain experiment proves that ammonia is highly soluble in water.
The balanced equation for the reaction between ammonia and sulphuric acid is
\[\ce{2NH3 + H2SO4 -> (NH4)2SO4}\]
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