Relation Between Kp and Kc

2025 1 question

1. For the reaction $A(g) \rightleftharpoons 2B(g)$, the backward reaction rate constant is higher than the forward reaction rate constant by a factor of 2500, at $1000\text{ K}$. [Given: $R = 0.0831\text{ L atm mol}^{-1}\text{K}^{-1}$]. $K_P$ for the reaction at $1000\text{ K}$ is: