MCQ
Standard molar enthalpy of formation of $C{O_2}$ is equal to
  • A
    Zero
  • B
    The standard molar enthalpy of combustion of gaseous carbon
  • C
    The sum of standard molar enthalpies of formation of $CO$ and ${O_2}$
  • The standard molar enthalpy of combustion of carbon (graphite)

Answer

Correct option: D.
The standard molar enthalpy of combustion of carbon (graphite)
(d) Standard molar heat enthalpy $({H^o})$ of a compound is equal to its standard heat of formation from most stable states of initial components.

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