When HCl gas is passed through a saturated solution of common salt, pure NaCl is precipitated because
A. HCl is highly soluble in water
B. The ionic product `[Na]^(+) [Cl^(-)]` becomes greater than the `K_(sp)`
C. The `K_(sp)` in NaCl is lowered by `Cl^(-)`
D. HCl cause precipitation

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Correct Answer - B
See applications of solubility product and common ion effect in the comprehensive review.

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