pH of Acetic acid at 25 0C is – a) less than 7, b) greater than 7, c) equal to 7, d) none of these
Answers
Answer:
The pH of acetic acid at 25°C is less than 7.
Therefore, option (a) is correct.
Explanation:
The pH of acetic acid at 25°C is less than 7.
When it dissolves in water, it undergoes partial dissociation to form H+ ions and acetate ions. The equilibrium reaction is:
CH3COOH + H2O ⇌ CH3COO- + H3O+
The dissociation of acetic acid in water produces H+ ions, which make the solution acidic. The pH of a solution is a measure of its acidity or basicity, and is defined as the negative logarithm (base 10) of the concentration of H+ ions in the solution.
Since the dissociation of acetic acid in water produces H+ ions, the pH of the solution will be less than 7, which is the pH of a neutral solution. Therefore, option (a) is correct.
To know more about the PH value refer:
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