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Determine the Acid Dissociation Constant for a 0

Question 17

Multiple Choice

Determine the acid dissociation constant for a 0.010 M nitrous acid solution that has a pH of 2.70.Nitrous acid is a weak monoprotic acid and the equilibrium equation of interest is HNO2(aq) + H2O(l) ⇌ H3O+(aq) + NO2-(aq) .


A) 8.0 × 10-3
B) 2.0 × 10-3
C) 5.0 × 10-4
D) 4.0 × 10-4

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