1 mole A(g) is heated in 1lit closed vessel and equilibrium is reached at 3000C in A(g) ⇌ B(g). If KC= 4, concentration of B(g) at equilibrium is (in mole/lit)

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0.2

0.6

0.8

0.1

answer is C.

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Detailed Solution

Let at equilibrium x moles of A is reactedA1-x mole1 mole⇌BXKC = BA =x1-x=4x = 0.8[B] = x =0.8 M

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