6. After a 1.0 mole sample of HI (g) is placed into an evacuated 1.0 L container at 700.K, the reaction below occurs. The concentration of HI(g) as a function of time is shown on the graph to the right. 1.00 0.80- (HI) 2HI(g) -> H2 (g) + I, (g) a. Write the expression for the equilibrium constant, Kc, for 0.60 the reaction. 0.40 b. What is [HI] at equilibrium? c. Determine the equilibrium concentrations of H, (g) and I, (g). 0.20 Time Concentration (mol L-)

Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter12: Chemical Equilibrium
Section: Chapter Questions
Problem 61QRT
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6. After a 1.0 mole sample of HI (g) is placed into an evacuated
1.0 L container at 700.K, the reaction below occurs. The
concentration of HI(9) as a function of time is shown on the
graph to the right.
1.00
0.80
(HI)
2HI(g) –> H2 (g) + I, (g)
0.60
a. Write the expression for the equilibrium constant, Kc, for
the reaction.
0.40
b. What is [HI] at equilibrium?
c. Determine the equilibrium concentrations of H, (g) and I,
(g).
0.20
Time
Concentration (mol L-)
Transcribed Image Text:6. After a 1.0 mole sample of HI (g) is placed into an evacuated 1.0 L container at 700.K, the reaction below occurs. The concentration of HI(9) as a function of time is shown on the graph to the right. 1.00 0.80 (HI) 2HI(g) –> H2 (g) + I, (g) 0.60 a. Write the expression for the equilibrium constant, Kc, for the reaction. 0.40 b. What is [HI] at equilibrium? c. Determine the equilibrium concentrations of H, (g) and I, (g). 0.20 Time Concentration (mol L-)
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