Equilibrium Question 524

Question: 50 ml of 2,N acetic acid mixed with 10,ml of 1N sodium acetate solution will have an approximate pH of [MP PMT/PET 1988]

Options:

A) 4

B) 5

C) 6

D) 7

Show Answer

Answer:

Correct Answer: A

Solution:

pH=pKa+log[ Salt ][ Acid ]

=log2×105+log10×150×2=4 .



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