Calculate the pH of 0.25 M NaNO2; Ka for HNO2 is 4.6×10−4.

Expert Solution

queen_honey_blossom answered 2 years ago

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HNO2 (aq) + NaOH (aq) → NaNO2 (aq) + H2O (l) Ka of HNO2 = 4.5 x 10-4 H2O (l) + NO2- (aq) ↔ HNO2 (aq) + OH- (aq) Kb of NO2- = 2.2 x 10-11 Exactly 100 mL of 0.10 M nitrous acid (HNO2) are titrated with a 0.10 M NaOH solution. Calculate the pH for: A:The initial solution B:At the half-equivalence point C:The point at which 80 mL of the base has been added D:The equivalence point...

Question

Calculate the pH of 0.25 M NaNO2; Ka for HNO2 is 4.6×10−4.

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Related Solutions

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