A 1.0-liter solution contains 0.25 M HF and 0.33 M NaF (K_a for HF is 7.2 × 10^-4). If one adds 0.30 liters of 0.020 M KOH to the solution,what will be the change in pH? A) 0.02 B) 3.28 C) 0.14 D) -0.11 E) -0.28

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The Answer of A 1.0-liter solution contains 0.25 M HF and 0.33 M NaF (K_a for HF is 7.2 × 10^-4). If one adds 0.30 liters of 0.020 M KOH to the solution,what will be the change in pH? A) 0.02 B) 3.28 C) 0.14 D) -0.11 E) -0.28

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