The following equilibrium exist in aqueous solution: CH3COOH⇌CH3COO−+H+ if dil. HCl is added without change in temperature then:
A
Concentration of will increase
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B
Concentration of will decrease
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C
The equilibrium constant will decrease
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D
The equilibrium constant will increase
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Solution
The correct option is B Concentration of will decrease When dil HCl is added concentration of H+ increases , to maintain the equilibrium CH3COO− ion combines with excess H+ and henceconcentration of acetate ions decreases