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Which of the Following Expressions Is the Correct Equilibrium-Constant Expression

Question 59

Multiple Choice

Which of the following expressions is the correct equilibrium-constant expression for the reaction below?
(NH4) 2Se (s) Which of the following expressions is the correct equilibrium-constant expression for the reaction below? (NH<sub>4</sub>) <sub>2</sub>Se (s) 2NH<sub>3</sub> (g) + H<sub>2</sub>Se (g) A) [NH<sub>3</sub>][H<sub>2</sub>Se] / [(NH<sub>4</sub>) <sub>2</sub>Se] B) [(NH<sub>4</sub>) <sub>2</sub>Se] / [NH<sub>3</sub>]<sup>2</sup>[H<sub>2</sub>Se] C) 1 / [(NH<sub>4</sub>) <sub>2</sub>Se] D) [NH<sub>3</sub>]<sup>2</sup>[H<sub>2</sub>Se] E) [NH<sub>3</sub>]<sup>2</sup>[H<sub>2</sub>Se] / [(NH<sub>4</sub>) <sub>2</sub>Se] 2NH3 (g) + H2Se (g)


A) [NH3][H2Se] / [(NH4) 2Se]
B) [(NH4) 2Se] / [NH3]2[H2Se]
C) 1 / [(NH4) 2Se]
D) [NH3]2[H2Se]
E) [NH3]2[H2Se] / [(NH4) 2Se]

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