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205 solutions

Equilibrium Expressions

Q. Carbon monoxide gas reacts with hydrogen gas at elevated temperatures to form methanol. CO(g) + 2H2(g) ⇌ CH3OH(g). When 0.40 mol of CO and 0.30 mol of H2 are allowed to reach equilibrium in a 1.0 L container, 0.060 mol of CH3OH are formed. What is the value of Kc? (A) 0.50 (B) 0.98 (C) 1.7 (D) 5.4

Solved • Dec 13, 2019

Equilibrium Expressions

Q. What is the Kc for the reaction? P4(s) + 6 Cl2(g) ⇌ 4 PCl3(g)

Solved • Dec 13, 2019

Equilibrium Expressions

Q. What is the Kp for this reaction? 2 SO3(g) ⇌2 SO2(g) + O2(g)

Solved • Dec 13, 2019

Equilibrium Expressions

Q. What is the equilibrium expression for this reaction: 2S(s) + O2(g) ⇌ 2CO(g)

Solved • Dec 13, 2019

Equilibrium Expressions

Q. Given the equilibrium constants for these reactions: 4Cu(s) + O2(g) ⇌ 2 Cu2O(s) Kc1 ; 2CuO(s) ⇌ Cu2O(s) + 1/2 O2(g) Kc2. What is the value of Kc for this reaction? 2Cu(s) + O2(g) ⇌ 2CuO(s). (A) Sqrt(Kc1)/Kc2 (B) Kc2/Sqrt(Kc1) (C)Sqrt(Kc1) x Kc2 (D) Kc1xKc2

Solved • Dec 13, 2019

Equilibrium Expressions

Q. What is the Kp for this reaction? 2SO3(g) ⇌ 2SO2(g) + O2(g)

Solved • Dec 13, 2019

Equilibrium Expressions

Q. For this chemical reaction at 25° C, the concentration of the product is _________ the concentration of reactants at equilibrium. C2H4(g) + H2(g) ⇌ C2H6(g) Kc = 1.3x10^21

Solved • Dec 13, 2019