The bond enthalpies of `C-C`,`C=C` and `C=C` bonds are 348, 610 and 835 kj`//` mole respectively at 298 K and 1 bar . Calculate enthalpy of polymerisation per mole of butyne at 298 K and 1 bar :

The polymerisation of ethylene to linear polyethylene is represented by the reaction nCH_(2)=CH_(2)rarr(-CH_(2)-CH_(2)-)_(n) When n has a large integral value. Given theat the average enthalpies of bond dissociation for C=C and C-C at 298K are +590 and +331kJ mol^(-1) respectively, calculate the enthalpy of polymerisation per mole of ethylene at 298K .

The polymerisation of ethylene to linear polyethylene is represented by the reaction nCH_(2)=CH_(2)rarr(-CH_(2)-CH_(2)-)_(n) When n has a large integral value. Given theat the average enthalpies of bond dissociation for C=C and C-C at 298K are +590 and +331kJ mol^(-1) respectively, calculate the enthalpy of polymerisation per mole of ethylene at 298K .

The bond energies of C=C and C-C at 298 K are 590 and 331 kJ mol^(-1) , respectively. The enthalpy of polymerisation per mole of ethaylene is

The bond energies of C=C and C-C at 298 K are 590 and 331 kJ mol^(-1) , respectively. The enthalpy of polymerisation per mole of ethaylene is

The bond energy of C-C,C=C ,H-H and C-H bond are 350 ,600,400 and 410 KJ mol^(-1) respectively calculate the change in enthalpy of the hydrogenation reaction of ethylene.