At 700 K, Kp for the following equilibrium is 5.6 × 10-3. 2HgO(s) 2Hg(l) + O2(g) Suppose 43.1 g of mercury(II) oxide is placed in a sealed 4.00-L vessel at 700 K. What is the partial pressure of oxygen gas at equilibrium? (R = 0.0821 L · atm/(K · mol))

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