Question

Data: 2Ba ( s ) + O 2 ( g ) → 2BaO ( s ) Δ H ° = -1107.0 kJ Ba (s) + CO 2 ( g ) + ½O 2 ( g ) → BaCO 3 ( s ) Δ H ° = -822.5 kJ Given the data above, calculate Δ H ° for the reaction below. Reaction: BaCO 3 ( s ) → BaO ( s ) + CO 2 ( g )

Answer 1

Answer:

2Ba +og s o2 g 2BaO sH- 1107.0