Question

316. Two systems
PCI;(9) = PC12(g) + Cl2 (9)
and COCI,(g) = CO(g) + Cl (9)
are simultaneously in equilibrium in a vessel at
constant volume. If some CO is introduced into the
vessel then at the new equilibrium the concentration
of
(1) PCI, is greater
(2) PCI remains unchanged
(3) PCI, is less
(4) Cl, is greater
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Answer 1

(1) PCI,is greater

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