The active ingredient in aspirin is acetylsalicylic acid (HC₉H₇O₄), a monoprotic acid with K_a = 3.3 × 10^-4 at 25 °C. What is the pH of a solution obtained by dissolving two extra-strength aspirin tablets, containing 500 mg of acetylsalicylic acid each, in 250 mL of water?

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Irving HeathcoteLv2

23 May 2020

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