Equilibrium Question 364

Question: pH value of a solution, whose hydronium ion concentration is 6.2×109mol/,l, is [AFMC 1999; AIIMS 2000]

Options:

A) 6.21

B) 7.21

C) 7.75

D) 8.21

Show Answer

Answer:

Correct Answer: D

Solution:

[H3O+] means [H+]=6.2×109mol/l

pH=log,(6.2×109)=8.21



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