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Find the pH of " 0.1 M NaHCO(3)". Use ...

Find the pH of `" 0.1 M NaHCO_(3)"`.
Use data `(K_(1)=4xx10^(-7),K_(2)=4xx10^(-11)` for `H_(2)CO_(3), log 4=0.6) :`

A

3.7

B

8.4

C

9.6

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
2
`[H^(+)]=sqrt(K_(1)K_(2))=sqrt(4xx10^(-7)xx4xx10^(-11))=4xx10^(-9)M`
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