The enthalpy changes for two reactions are given by the equations:  `2Cr(s) +(3)/(2)O_(2)(g)
Channel: Doubtnut
Date: 26/07/2020

The enthalpy changes for two reactions are given by the equations:  `2Cr(s) +(3)/(2)O_(2)(g) rarr Cr_(2)O_(3)(s), DeltaH^(Theta) =- 1130 kJ`  `C(s) +(1)/(2)O_(2)(g)rarr CO_(2)(g), DeltaH^(Theta) =- 110 kJ`  What is the enthalpy change in `kJ` for the following reactions?  `3C(s) +Cr_(2)O_(3)(s) rarr 2Cr(s) +3CO(g)`