Calculate `DeltaU` at 298k for the reaction `C_2H_4(g) + HCl(g) rarr `C2H5Cl(g) DeltaH = -72.3kJ` How much PV work is done.

DeltaH for the reaction 2H_(g) rarr H_2(g) will be

Calculate Kp for the reaction, C_2H_(4(g)) + H_(2(g)) rarr C2H_(6(g)) DeltaG^@ =-100 kj mo^(1-1) at 25^@C .

Calculate the heat of reaction at 298 K for the reaction C_2H_(4(g)) + H_2(g) rarr C_2H_(6(g)) given the heats of combustion of ethylene, hydrogen and ehane are 337.0,68.4 and 373.0 kcal respectviely.

For the reaction, C_2H_4(g) + H_2(g)rarr C_2H_6(g), K_p= 3.356 xx 10^(17) Calculate Delta G° for the reaction at 25^@C .