Propanoic acid is a weak acid used to inhibit mould formation in bread. A 0.10 mol/L solution of propanoic acid has a pH of 2.96. Calculate the Ka for the propanoic acid.

Propanoic acid is a weak acid used to inhibit mould formation in bread. A 0.10 mol/L solution of propanoic acid has a pH of 2.96. Calculate the Ka for the propanoic acid.

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