The Equilibrium Constant,K_c,for the Decomposition of Ammonium Hydrogen Sulfide Is $\times$

question 28

Multiple Choice

The equilibrium constant,K_c,for the decomposition of ammonium hydrogen sulfide is 1.8 $\times$ 10^-4 at 25 ^$\circ$ C.NH₄HS(s) NH₃(g) + H₂S(g)
If excess NH₄HS(s) is allowed to equilibrate at 25 ^$\circ$ C,what is the equilibrium concentration of NH₃?

• A) 3.2 \(\times\) 10^-8 M
• B) 9.0 \(\times\) 10^-5 M
• C) 1.8 \(\times\) 10^-4 M
• D) 6.7 \(\times\) 10^-3 M
• E) 1.3 \(\times\) 10^-2 M

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