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1)At 40oC, Kc=0.0303 for the reaction below.

H2 + Cl2 --> 2 HCl
In an experiment carried out at 40oC, the initial concentrations were [H2]=[Cl2]=[HCl]=2.25 mol/L. What is the equilibrium concentration of HCl?

Give your answer in mol/L, accurate to three significant figures


2)Some CH4(g), intially at 1.000 atm, is placed in an empty reaction vessel. At equilibrium, the total pressure is 1.981 atm. What is Kp for the reaction below, assuming partial pressures are in atmospheres?

2 CH4(g) --> C2H2(g) + 3 H2(g)
Enter your answer accurate to 3 significant figures.

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