Equilibrium Question 374

Question: Aqueous solution of $ HCl $ has the $ pH=4 $ . Its molarity would be [RPMT 1999]

Options:

A) 4 M

B) 0.4 M

C) 0.0001 M

D) 10 M

Show Answer

Answer:

Correct Answer: C

Solution:

$ pH=4 $ means; $ [{H^{+}}]={10^{-4}}mol $



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