Chemical and Ionic Equilibrium - Result Question 24

24. One mole of $N _2 O _4(g)$ at $300 K$ is kept in a closed container under one atmosphere. It is heated to $600 K$ when $20 %$ by mass of $N _2 O _4(g)$ decomposes to $NO _2(g)$. The resultant pressure is

(1996, 1M)

(a) $1.2 $ $atm$

(b) $2.4 $ $atm$

(c) $2.0 $ $atm$

(d) $1.0 $ $atm$

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Answer:

Correct Answer: 24. (b)

Solution: