Calculate the deltah per mole of the reactant for reaction

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Question- A 0.48g sample of graphite is placed in a bomb. Calorimeter with an excess of oxygen. The water and calorimeter are at 25 degrees C. The graphite is ignited and burned and the water temp rises to 28.05 degrees C. The heat capacity for the calorimeter is 5.15 kJ/degrees C.

1) Calculate the deltaH per mole of the reactant for this reaction.

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