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The dissociation of phosgene, which occu...

The dissociation of phosgene, which occurs according to the equation `COCl_2(g) iff CO(g) + Cl_2(g)` is an endothermic process. Which of the following will increase the degree of dissociation of `COCl_2` at constant pressure.

A

adding `Cl_2` to the system

B

adding helium to the system

C

decreasing the temperature

D

Increasing the total pressure

Text Solution

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The correct Answer is:
B
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