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What is the pH of CH3COO-NH4^+ (at 25°C) ? Given Ka of CH3COOH = 1.8 × 10^-5 and Kb of NH4OH = 1.8 x 10^-5

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What is the pH of CH3COO-NH4+ (at 25°C) ? Given Ka of CH3COOH = 1.8 × 10-5 and Kb of NH4OH = 1.8 x 10-5

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WABA salt: pH = \(\frac 12 (PK_w + PK_A - PK_b)\)

pH = \(\frac 12 (14 + 4.74 - 4.74) = 7\)

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