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JEE Main Chemistry question

ChemistryEquilibriumJEE Main

The equilibrium constant for the reaction 2X(g)+Y(g)⇌2Z(g) is 2.25 litre mol⁻¹. What would be the concentration of Y at equilibrium with 2.0 mole of X and 3.0 mole of Z in one litre vessel?

Answer: (A)

Solution

[Y]=[Z]²/([X]²Kc)=9/(4×2.25)=1.0 M.

Question ID VK-136107