Which pair of standard enthalpy changes has the same numerical value?
- Aatomisation of $\text{CH}_4(g)$ and formation of $\text{CH}_4(g)$
- Bcombustion of $\text{CH}_3\text{OH}(l)$ and combustion of graphite $+\ 2$(combustion of $\text{H}_2(g)$)
- Ccombustion of graphite and formation of $\text{CO}_2(g)$
- Dneutralisation of $\text{HCl}(aq)$ with $\text{NaOH}(aq)$ and formation of $\text{H}_2\text{O}(l)$