HARDMCQ SINGLEIChO (Chemistry Olympiad)Physical ChemistryChemical EquilibriumAchiever Section
In reversible reaction k k A B , the initial concentration of A and B are a and b in moles per litre and the equilibrium concentration are (a – x) and (b + x) respectively ; express x in terms of k1, k2, a and b. (a) k a k b k k (b) k a k b k k (c) k a k b k k (d) k a k b k k
Answer
A
Explanation
eq 1 eq eq 2 eq B K K = and K = A K A B Initial a b Final a x b x 1 2 1 1 2 2 1 2 2 1 1 2 2 1 K b x K a x k a k x k b k x k a k b x k k k a k b x k k >> >>
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