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Concentrated hydrochloric acid when kept...

Concentrated hydrochloric acid when kept in open air sometimes produces a cloud of white fumes. The explanation for it is that :

A

strong affinity of HCl gas for moisture in air results in forming of droplets of liquid solution which appears like a cloudy smoke.

B

strong affinity for water, con.HCl pulls moisture of air towards self.The moisture forms droplets of water and hence the cloud.

C

conc. HCl emits strongly smelling HCl gas all the time

D

oxygen in air reacts with emitted HCl gas to form a cloud of chlorine gas

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