A.) The equilibrium constant, K, for the following reaction is 2.90×10-2 at 1.15×103 K. 2SO3(g) 2SO2(g) + O2(g) If an equilibrium mixture of the three gases in a 16.3 L container at 1.15×103 K contains 0.431 mol of SO3(g) and 0.309 mol of SO2, the equilibrium concentration of O2 is ______________________ M. ( fill in the blank )     B.) The equilibrium constant, K, for the following reaction is 6.50×10-3 at 298 K. 2NOBr(g) 2NO(g) + Br2(g) If an equilibrium mixture of the three gases in a 19.7 L container at 298 K contains 0.433 mol of NOBr(g) and 0.500 mol of NO, the equilibrium concentration of Br2 is_______________________  M. ( fill in the blank)

Chemistry for Engineering Students
4th Edition
ISBN:9781337398909
Author:Lawrence S. Brown, Tom Holme
Publisher:Lawrence S. Brown, Tom Holme
Chapter12: Chemical Equilibrium
Section: Chapter Questions
Problem 12.34PAE: 1’he reaction in Exercise 12.33 was repeated. This time, the reaction began when only NO was...
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A.) The equilibrium constant, K, for the following reaction is 2.90×10-2 at 1.15×103 K.

2SO3(g) 2SO2(g) + O2(g)

If an equilibrium mixture of the three gases in a 16.3 L container at 1.15×103 K contains 0.431 mol of SO3(g) and 0.309 mol of SO2, the equilibrium concentration of O2 is ______________________ M. ( fill in the blank )

 

 

B.) The equilibrium constant, K, for the following reaction is 6.50×10-3 at 298 K.

2NOBr(g) 2NO(g) + Br2(g)

If an equilibrium mixture of the three gases in a 19.7 L container at 298 K contains 0.433 mol of NOBr(g) and 0.500 mol of NO, the equilibrium concentration of Br2 is_______________________  M. ( fill in the blank) 

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