Equilibrium Question 577

Question: 3.2 moles of hydrogen iodide were heated in a scaled bulb at 444°C till the equilibrium was reached. The degree of dissociation of HI at this temperature was found to be 22%. The number of moles of hydrogen iodide present at equilibrium are [MH CET 2001]

Options:

A) 1.87

B) 2.496

C) 4.00

D) 2.00

Show Answer

Answer:

Correct Answer: B

Solution:

Given $ x=\frac{22}{100} $ and $ a=3.2 $

HI at equilibrium =3.2[$ 1-\frac{22}{100} $]=2.496



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