Assertion :Assertion : pH of a buffer solution is not affected by dilution. Reason: Reason : pH = $p K_{a} + l o g \frac{C o n j u g a t e a c i d, B H^{+}}{B a s e, B}$ .

If both the assertion and reason are true and reason is the correct explanation of assertion.

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If both the assertion and reason are true but reason is not the correct explanation of assertion.

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If assertion is true but reason is false

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If both assertion and reason are false.

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Solution

The correct option is A If both the assertion and reason are true and reason is the correct explanation of assertion.
pH of the buffer solution is not affected by dilution because the ratio in the logarithmic term remains unchanged.
Thus option A is correct.

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Assertion :Assertion : pH of a buffer solution is not affected by dilution. Reason: Reason : pH = pKa+logConjugate acid, BH+Base, B.

The correct option is A If both the assertion and reason are true and reason is the correct explanation of assertion.pH of the buffer solution is not affected by dilution because the ratio in the logarithmic term remains unchanged.Thus option A is correct.

Assertion :Assertion : pH of a buffer solution is not affected by dilution. Reason: Reason : pH = $p K_{a} + l o g \frac{C o n j u g a t e a c i d, B H^{+}}{B a s e, B}$ .

The correct option is A If both the assertion and reason are true and reason is the correct explanation of assertion.
pH of the buffer solution is not affected by dilution because the ratio in the logarithmic term remains unchanged.
Thus option A is correct.