A 01946 G Piece of Magnesium Metal Is Burned in a a Constant-Volume

Short Answer

A 0.1946 g piece of magnesium metal is burned in a constant-volume calorimeter that has a heat capacity of 1349 J/°C.The calorimeter contains 500.g of water and the temperature rise is 1.40°C.Calculate the heat of combustion of magnesium metal in kJ/g, given that the specific heat of water = 4.184 J/g·°C.