Chemistry Homework Help

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Equilibrium Expressions

#### Q. Write the concentration equilibrium constant expression for this reaction.

Solved • Jun 29, 2019

Equilibrium Expressions

#### Q. Hydrogen chloride and oxygen react to form chlorine and water, like this. 4 HCI (g) + O2 (g) --> 2Cl 2 (g) + 2H 2O (g) Also, a chemist finds that at a certain temperature the equilibrium mixture of hydrogen chloride, oxygen, chlorine, and water has the following composition: Calculate the value of the equilibrium constant K p for this reaction. Round your answer to 2 significant digits.

Solved • Jun 29, 2019

Equilibrium Expressions

#### Q. At a certain temperature, Kp for the reaction, Br2(g) <=> 2 Br(g) is 9,099.3. Calculate the value of Kp for the reaction, 1/2 Br2(g) ) <=> Br(g)

Solved • Jun 20, 2019

Equilibrium Expressions

#### Q. A + 2B ↔ 3C + D In a 7.62 L container, the reaction shown below is at equilibrium when there are 2.58 moles of A, 2.51 moles of B, 1.16 moles of C, and 0.353 moles of D. Find keq.

Solved • Jun 7, 2019

Equilibrium Expressions

#### Q. For the reaction H2(g) + Br2(g) ----> 2HBr(g) Kp = 3.6x104 at 1495 K. What is the value of K'p for the following reaction at 1495 K? HBR(g) ----> 1/2 H2(g) + 1/2 Br2(g)

Solved • May 17, 2019

Equilibrium Expressions

#### Q. Calculate the value of [N2]eq if [H2]eq = 2.0 M, [NH3]eq = 0.5 M, and Kc = 2. N2(g) + 3 H2(g) ⇌ 2 NH3(g)

Solved • May 15, 2019

Equilibrium Expressions

#### Q. For the reaction: 2A(aq) + B(aq) ↔ 3C(aq) The equilibrium concentrations are: A = 2.0 M, B = 1.0 M and C = 3.0 M. What is the expected value of Kc at this temperature? a.14 b.0.15 c.1.5 d.6.75

Solved • May 8, 2019