Reversible Reactions and Equilibrium

Question 1

Ammonium hydrogen sulfide (NH4HS) can decompose to ammonia and hydrogen sulfide:What is the equilibrium constant expression for this system?

Revolt · Accepted Answer

Answer image: //media.edgenuity.com/EVresources/3210-09-08-20-05-task/mc001-3.jpg

Question 2

At equilibrium at 1200°C, [I2] = 9.5 ×10–2 Mand [I] = 3.2 × 10–2 M.What is the value of Keq for this system?

Revolt · Accepted Answer

1.1 × 10–2

Question 3

In this system, the equilibrium lies to the ✔ leftright,

Revolt · Accepted Answer

✔ left; ,: left; reactants.

Question 4

and the reaction favors the ✔ reactants.products.

Revolt · Accepted Answer

✔ reactants.

Question 5

In this system, the equilibrium lies to the ✔ leftright,

Revolt · Accepted Answer

✔ left; ,: left; reactants.

Question 6

Identify the correct equilibrium constant expression for this equation:

Revolt · Accepted Answer

Answer image: //media.edgenuity.com/EVresources/3210-09-08-20-03-task/mc001-3.jpg

Question 7

Although I2 is the stable form of iodine at low temperatures, at high temperatures the molecule can dissociate:What is the equilibrium constant expression for this system?

Revolt · Accepted Answer

Answer image: //media.edgenuity.com/EVresources/3210-09-08-20-04-task/mc001-2.jpg

Question 8

The equilibrium constant for this system is8.5 × 10–3. If the equilibrium concentration of NH3 is9.2 × 10–2 M, what is the equilibrium concentration of H2S?

Revolt · Accepted Answer

9.2 × 10–2 M

Question 9

and the reaction favors the ✔ reactants.products.

Revolt · Accepted Answer

✔ reactants.

Question 10

Identify the correct equilibrium constant expression for this equation:

Revolt · Accepted Answer

Answer image: //media.edgenuity.com/EVresources/3210-09-08-20-03-task/mc002-4.jpg

Reversible Reactions and Equilibrium Answers

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