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A solution contains 9.02×10-2 M sodium hypochlorite and 0.328 M hypochlorous acid. The pH of this...

A solution contains 9.02×10-2 M sodium hypochlorite and 0.328 M hypochlorous acid.

The pH of this solution is

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Answer #1

pH of the solution is 6.89

Since HOCl and NaOCl is given which is weak acid and conjugate base respectively so buffer system will formed the pH of the buffer is calculated by Handerson Hasselbalch equation.

Ka of HOCl is taken as 3.5 × 10^-8

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