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If the heat of combustion for a specific compound is 1270.0 kJ/mol and its molar mass is 80.83 g/mol, how many grams of this compound must you burn
If the heat of combustion for a specific compound is −1270.0 kJ/mol and its molar mass is 80.83 g/mol, how many grams of this compound must you burn to release 422.60 kJ of heat? Answer in grams