MCQ
The enthalpy of combustion of propane, graphite and dihydrogen at $298\,K$ are: $-2220.0\,kJ\,mol ^{-1}$, $393.5\,kJ mol ^{-1}$ and $-285.8\,kJ\,mol ^{-1}$ respectively. The magnitude enthalpy of formation of propane $\left( C _{3} H _{8}\right)$ is......... $kJ\,mol\,{ }^{-1}$. (Nearest integer)
- A$105$
- B$106$
- ✓$104$
- D$103$