Find the degree of dissociation of hypochlorous acid in 0.2 N solution.
| December 20, 2020 | education
HOCl = 5 * 10 ^ -8;
since Kd value. very little, then you need to use the Ostwald dilution:
alpha = 2√Kd. / cm., cm. (equilibrium) for a weak monobasic to-you is equal to Cн., i.e. 0.2 mol / L;
thus alpha = 2√5 * 10 ^ -8 / 0.2 = 0.0005 = 0.05%
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