Aqueous Solutions of Ammonia (NH₃)and Hydrogen Cyanide (HCN)react to Produce

Multiple Choice

Aqueous solutions of ammonia (NH₃) and hydrogen cyanide (HCN) react to produce ammonium cyanide,(NH₄CN) according to the following equilibrium reaction. NH3(aq) + HCN(aq) D NH₄⁺(aq) + CN−(aq)
Given the following equilibrium constants,which statement best describes the reaction once equilibrium is established? (K_w = 1.01 × 10^-14)
NH₄⁺
K_a = 5.6 × 10^-10
HCN
K_a = 4.0 × 10^-10

A) The reaction is product favored.
B) The reaction is reactant favored.
C) The reaction is neither product nor reactant favored.