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pH of 10^(-6) M HI(aq.) is :-...

pH of `10^(-6) M HI(aq.)` is :-

A

just less than 6

B

exactly equal to 6

C

just greater than 6

D

just less than 7

Text Solution

Verified by Experts

The correct Answer is:
A
total `[H^(+)]=10^(-6)+10^(-7) `
=`10^(-7)[10+1]`
` pH=-log(11xx10^(-7))`
pH=5.98
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