MCQ
The following thermochemical reactions are given$M + \frac{1}{2}{O_2}\,\, \to \,\,MO + 351.4\,kJ$
$X + \frac{1}{2}{O_2}\,\, \to \,\,XO + 90.8\,kJ$
It follows that the heat of reaction for the following process $M + XO$ $\rightleftharpoons$ $MO + X$ is given by......$kJ$
- A$422.2$
- B$268.7$
- C$- 442.2$
- ✓$260.6$