Answer
$2.39$
Work Step by Step
$K=[H_2]/[H_2O]$
$K_1=[H_2][CO_2]/[H_2O][CO]$
$K_2=[CO_2]/[CO]$
$\frac {K_1}{K_2}=\dfrac{[H_2][CO_2]}{[H_2O][CO]}\dfrac{[CO]}{[CO_2]}=K$
$K=1.6/0.67=2.39$
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