Consider the reaction 2SO2(g)+O2(g)⇌2SO3(g) for which Kc=278 M−1 . 0.001 mole of each of the reagents SO2(g),O2(g) and SO3(g) are at equilibrium in a 1.0 litre flask. Determine the reaction quotient of the system and the spontaneous direction of the system
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a
Qc=1000 ; the equilibrium shifts to right
b
Qc=1000 ; the equilibrium shifts to left
c
Qc=0.001 ; the equilibrium shifts to left
d
Q=0.001 ; the equilibrium shifts to right
answer is B.
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Detailed Solution
QC = PSO32. PO2PSO22 since Q is more than K reaction, therefore Q should decrease to attain equillibrium.
Consider the reaction 2SO2(g)+O2(g)⇌2SO3(g) for which Kc=278 M−1 . 0.001 mole of each of the reagents SO2(g),O2(g) and SO3(g) are at equilibrium in a 1.0 litre flask. Determine the reaction quotient of the system and the spontaneous direction of the system