Equilibrium Question 889

Question: Equal volumes of two HCl solutions of pH=3 and were mixed. What is the pH of the resulting solution'

Options:

A) 3.5

B) 4.0

C) 4.5

D) 3.3

Show Answer

Answer:

Correct Answer: D

Solution:

When equal volumes are taken, the concentration becomes half.

[H+]=12(103+105)=505×106

pH=3.3



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