Question

The following thermochemical reactions are given :
$M + \frac{1}{2}O_2 \rightarrow MO + 351.4kJ$
$X + \frac{1}{2}O_2 \rightarrow XO + 90.8kJ$
It follows that the heat of reaction for the following process
$M + XO \rightarrow MO + X$ is given by :
(a) 442.2kJ
(b) 260.7 kJ
(c) – 442.2 kJ
(d) 260.6 kJ

Answer 1

Hello Friend

The answer of u r question is

Option.A

Thank you

Answer 2

Heya Dude!

Option is (a) 442.2kJ

Hopes help ya