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13.5 g of an acid HA of molecular mass 1...

13.5 g of an acid HA of molecular mass 135 was dissolved in 10 litres of aqueous solution Calculate the pH of the solution assuming the acid to be completely dissociated.

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`M=(13.5)/(135)xx1/(10)=10^(-2)M and [H^+]=10^(-2)` so, pH=2
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