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Calculate the pH of the following mixtur...

Calculate the `pH` of the following mixtures given `(pK_(a) = pK_(b) = 4.7447)`:
a. `50mL 0.1 M NaOH +50mL 0.1MCH_(3)COOH`
b. `50mL 0.1 m NaOH +50mL 0.05 M CH_(3)COOH`
c. `50mL 0.05M NaOH +50mL 0.1 M CH_(3)COOH`
d. `50mL 0.1M NH_(4)OH +50mL 0.05 MHCI`
e. `50mL 0.05M NH_(4)OH +50mL 0.1 MHCI`
f. `50mL 0.05 M NH_(4)OH + 50mL 0.05 M CH_(3)COOH`

Text Solution

Verified by Experts

The correct Answer is:
7
`[7]`
Salt of `WA` & `WB`
`pH=7+1/2(pK_(a)-pK_(b))`
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