For the reaction X(g) → 2Y(g) + (1/2)Z(g) If the initial pressure of the system is 600 mm Hg and pressure at any time is 900 mm Hg, then the mole fraction of X(g) decomposed at constant volume and tem

Question

For the reaction X(g) → 2Y(g) + (1/2)Z(g)

If the initial pressure of the system is 600 mm Hg and pressure at any time is 900 mm Hg, then the mole fraction of X(g) decomposed at constant volume and temperature is…..
(Assume ideal gas behaviour)

Prashant Kotian · Accepted Answer

Correct answer: B.    1 X g 2Y g Z g 2 t 0, 600 t t, 600 x 2x x / 2        Since, x 600 x 2x 900 2     3x 600 900 2          3x 300 x 100 2 200 2  Px g undergoes decomposition = 200 mm Hg  Px g original = 600 mm Hg      x g 200 1 X

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