Ionization constant of benzoic acid is 6.5 × {10^{ - 5}} at 298 K temperature. Calculate pH o

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6-2.Equilibrium-II (Ionic Equilibrium)

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The ionization constant of benzoic acid is $6.5 \times {10^{ - 5}}$ at $298$ $K$ temperature. Calculate $pH$ of its $0.15$ $M$ solution.

Option A

Option B

Option C

Option D

Solution

$\left[\mathrm{H}^{+}\right]=3.12 \times 10^{-3} \mathrm{M}, \mathrm{pH}=2.5$

Standard 11

Chemistry

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