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1. Write the equilibrium constant expression for each of thefollowing reactions.
b) CuO(s) + H2(g) <-> Cu(s) +H2O
c) CaCO3(s) + 2H+(aq) <->Ca2+(aq) + CO2(g) + H2O(l)

2. Calculate the equilibrium constant at the temperature for which data is given for each of the following systems atequilibrium.
a) 2COF2(g) <-> CO2(g) +CF4 at 1000oC,[COF2]=0.016, [CO2]=0.043,[CF4]=0.012

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