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What Is the Approximate Value of the Equilibrium Constant,Kn,for the Neutralization

Question 141

Multiple Choice

What is the approximate value of the equilibrium constant,Kn,for the neutralization of nitrous acid with ammonia,shown in the equation below? The Ka for HNO2 is 4.5 × 10-4 and the Kb for NH3 is 1.8 × 10-5. HNO2(aq) + NH3(aq) ⇌ NH4NO2(aq)


A) 8.1 × 105
B) 1.8 × 109
C) 4.5 × 1010
D) 8.1 × 1019

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