18 mL of mixture of acetic acid and sodium acetate required 6 mL of 0. – InterviewSolution

1.	18 mL of mixture of acetic acid and sodium acetate required 6 mL of 0.1 M NaOH for neutralization of the acid and 12 mL of 0.1 M HCI for reaction with salt, separately. If pK_(a) of the acid is 4.75, what is the pH of the mixture ? [log 2=0.3]
Answer» `5.05` `4.75` `4.5` `4.6` ANSWER :a

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