A rigid container at constant temperature contains ,

CHEMISTRY · Single correct · AP · Chemistry · Equilibrium · Equilibrium

Problem

2.0\,\text{L}

rigid container at constant temperature contains

0.80\,\text{mol}

\mathrm{NO_2(g)}

0.20\,\text{mol}

\mathrm{NO(g)}

, and

0.10\,\text{mol}

\mathrm{O_2(g)}

for the reaction

\mathrm{2NO_2(g)\;\rightleftharpoons\;2NO(g)+O_2(g)}

. What is

Q_c

for the system? (a)

6.3\times10^{-3}

(b)

1.3\times10^{-2}

(c)

3.1\times10^{-3}

(d)

1.3\times10^{-3}