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05/10/2021 10:51 am
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The equilibrium constant for the reaction W + X ⇌ Y + Z is 9. If one mole of each of w and x are mixed and there is no change in volume, the number of moles of y formed is
(a) 0.10
(b) 0.50
(c) 0.75
(d) 0.54
1 Answer
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05/10/2021 10:57 am
(c) 0.75
Explanation:
W + X ⇌ Y + Z
Initial 1 1 0 0
At eqn. 1 -α 1-α α α
Keq = 9
= \(\frac{\alpha^2}{(1 - \alpha)^2}\)
∴ α = 0.75
Moles of Y = 0.75
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