Question

Write True or false
(a) Enthalpy of a reaction is equal to the sum of the enthalpy of formation
of products minus the sum of the enthalpy of formation of the
reactants.
(b) Enthalpy of formation of any elementary substance is equal to zero.
(c) If a reaction can be carried out in several steps, the enthalpy change
for the overall reaction is equal to enthalpy change in the last step.
(d) Bond enthalpy and bond dissociation energy are same for polyatomic
molecules.

Answer 1

Answer:

A True

B False

C True

D True

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