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Could someone please show me how to answer this question For each of the following reactions,...

Could someone please show me how to answer this question

For each of the following reactions, determine the effect of decreasing the temperature on: (i) the position of equilibrium and (ii) equilibrium constant

a) 2CO(g) + O2(g) <----> 2CO2(g) = -564kJ mol-1

b) 2BCl3(l) + 6H2(g) <----> B2H6(g) + 6HCl(g) = +315kJ mol-1

c) N2(g) <----> 2N(g) = +946kJ mol-1

d) PCl3(g) + Cl2(g) <-----> PCl5(g) = -88kJ mol-1

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C) It is similar to 'b'

D) It is similar to 'a'

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