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Calculate the Ka value for this acid. Express the equilibrium constant to two significant figures. Benzoic acid C6H5COOH is a commonly used antimicrobial preservative in

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Calculate the Ka value for this acid. Express the equilibrium constant to two significant figures. Benzoic acid C6H5COOH is a commonly used antimicrobial preservative in food and beverages, especially in carbonated beverages. A 0.100M solution of C6H5COOH has a pH of 2.60

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