Question

For reaction : $A\left(s\right)\rightleftharpoons B\left(g\right)+C\left(g\right)$

What will be the value of natural logarithm of ratio of total pressure at 400 K to that at 300 K $[=\text{ln}\frac{P_{400}}{P_{300}}]$, if $\Delta H$ = 16.628 Kcal?

[Given : R = 8.314 J/K-mole]

• A. $\frac{5}{3}$
• B. $\frac{5}{6}$
• C. $\frac{3}{5}$
• D. $\frac{6}{5}$

Answer 1

The correct option is A $\frac{5}{3}$