The equations for two reactions are given below. 1. $\text{CH}_4 + 2\text{O}_2 \rightarrow \text{CO}_2 + 2\text{H}_2\text{O}$ 2. $2\text{H}_2 + \text{O}_2 \rightarrow 2\text{H}_2\text{O}$ Which statement about these reactions is correct?
- AHeat energy is released during both these reactions.
- BHeat energy is absorbed during both these reactions.
- CHeat energy is released during reaction 1 but absorbed during reaction 2.
- DHeat energy is released during reaction 2 but absorbed during reaction 1.