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 $