Question
Chemistry Question on Acids and Bases
The pH of 0.01 M NaOH (aq) solution will be
A
7.01
B
2
C
12
D
9
Answer
12
Explanation
Solution
NaOH(aq) is strong base solution
So, [OH−]=N=10−2N
pOH=−log[OH−]=−log10−2=2
pH=14−pOH=14−2
pH=12
The pH of 0.01 M NaOH (aq) solution will be
7.01
2
12
9
12
NaOH(aq) is strong base solution
So, [OH−]=N=10−2N
pOH=−log[OH−]=−log10−2=2
pH=14−pOH=14−2
pH=12