$K_{p} / K_{C}$ for the reaction:
$2 C O (g) + O_{2} (g) ⇌ {2 C O}_{2} (g)$ is:

{(R T)}^{- 1}

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R T

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1 / \sqrt{R T}

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{(R T)}^{1 / 2}

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Solution

The correct option is A ${(R T)}^{- 1}$
$Δ n$ = Number of moles of gaseous products- Number of moles of gaseous reactants
$= 2 - 3 = - 1$
We know that $K_{P} = K_{C} (R T)^{Δ n}$
$\Rightarrow \frac{K_{P}}{K_{C}} = (R T)^{- 1}$

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