Explain reactions are spontaneous or non spontaneous

Reference no: EM13518924

State whether the following reactions are spontaneous or non spontaneous at low temperature, high temperature or all temperatures?

a) PCl3 (g) + Cl2(g)---PCl5(g) delta H = -87.9 KJ

b) CO2 (g) + H2 (g)-----CO (g) + H2O (g) delta H = +41.2KJ

c) NH4CO2NH2 (s)-----2NH3 (g) +CO2 (g) delta H = +159.2 KJ

Reference no: EM13518924

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