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The concentration of a pure solid or liq...

The concentration of a pure solid or liquid phase is not included in the expression of equilibrium constant because :

A

solid and liquid concentrations are independent of their quantities

B

solids and liquids react slowly

C

solids and liquids at equilibrium do not interact with gaseous phase

D

the molecules of solids and liquids cannot migrate fo the gaseous phase

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The correct Answer is:
A
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