The Equilibrium Constant (K_c)for the Decomposition of Ammonium Hydrogen Sulfide,NH₄HS(s)

question 15

Multiple Choice

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

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

Identify the role of family health history in assessing health risks.

Understand the concept of epigenetics and its influences on health.

Acknowledge the social construction of gender and its implications.

Determine the most reliable sources of family health history information.

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