For the gas-phase reaction

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

Problem

\mathrm{N_2O_4(g)\;\rightleftharpoons\;2NO_2(g)}

, a sealed vessel at a fixed temperature contains partial pressures of

P_{\mathrm{N_2O_4}}=1.00\,\text{atm}

and

P_{\mathrm{NO_2}}=0.80\,\text{atm}

. What is the value of

Q_p

at this moment? (a)

1.60

(b)

1.56

(c)

0.64

(d)

0.80