What Is the Equilibrium Constant,K_c,for the Reaction: 2 Hg(l)+ O₂(g)⇌

question 162

Multiple Choice

What is the equilibrium constant,K_c,for the reaction: 2 Hg(l) + O₂(g) ⇌ 2 HgO(s)
If the amounts of reactants and products at equilibrium are: 1.00 g of HgO(s) ,2.00 mL of Hg(l) ,and 1.60 M O₂(g) ? (The molar mass and density of HgO(s) is 217 g/mol,and 1.10 g/cm³.The molar mass and density of Hg(l) is 201 g/mol,and 13.6 g/mL. )

• A)6.85 × 10^-4
• B)4.66 × 10^-2
• C)0.625
• D)1.46 × 10³

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