At a certain temperature a 2 L flask initially contained 12 mol SO2 gas and 8 mol O2 gas. After the system had reached equilibrium, 8 mol SO3 was found in the flask. What is the equilibrium constant, Kc, for this reaction?
2SO2(g) + O2(g) ⇌ 2SO3(g)
Kimyasal Tepkimelerde Denge - 1
Assessment
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İlmiye Özsoy
•
Chemistry
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11th Grade
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11 plays
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Hard
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5 questions
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1.
FILL IN THE BLANK
3 mins • 1 pt
At a certain temperature a 2 L flask initially contained 12 mol SO2 gas and 8 mol O2 gas. After the system had reached equilibrium, 8 mol SO3 was found in the flask. What is the equilibrium constant, Kc, for this reaction?
2SO2(g) + O2(g) ⇌ 2SO3(g)
2.
MULTIPLE SELECT
3 mins • 1 pt
At 00C, a 2 L flask at equilibrium contains 2 mol A, 2 mol B and 4 mol C for the following reaction.
2A(g) + B(g) ⇌ 2C(g)
a) Write the equilibrium expression.
3.
FILL IN THE BLANK
3 mins • 1 pt
At 00C, a 2 L flask at equilibrium contains 2 mol A, 2 mol B and 4 mol C for the following reaction.
2A(g) + B(g) ⇌ 2C(g)
b) Calculate Kc for the reaction.
4.
FILL IN THE BLANK
3 mins • 1 pt
At 00C, a 2 L flask at equilibrium contains 2 mol A, 2 mol B and 4 mol C for the following reaction.
2A(g) + B(g) ⇌ 2C(g)
c) Calculate Kp for the reaction.
5.
MULTIPLE SELECT
3 mins • 1 pt
At 00C, a 2 L flask at equilibrium contains 2 mol A, 2 mol B and 4 mol C for the following reaction.
2A(g) + B(g) ⇌ 2C(g)
d) If the reaction flask has 4 mol A, 6 mol B and 8 mol C; decide whether the system is at equilibrium or not, if it is not at equilibrium, decide the direction in which the system will shift to reach equilibrium.
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