What is the enthalpy of this reaction? assume that no heat, Ask an Expert

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A total of 2.00moles of a compound is allowed to react in a foam coffee cup that contains 140g of water. The reaction caused the temperature of the water to rise from 21.0°C to 24.7°C. What is the enthalpy of this reaction? Assume that no heat is lost to the surroundings or to the coffee cup itself.

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