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Enthalpy of Combustion of Alcohols
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Chemistry Coursework Investigation Enthalpy of Combustion of Alcohols Procedure 1. Put 150³ of cold water in an aluminium calorimeter and record its temperature. 2. Support the calorimeter over a spirit burner containing the ethanol you are going to burn. Arrange a suitable draft exclusion system to reduce heat loss. 3. Weigh the burner and Alcohol. 4. Replace the burner under the calorimeter and light the wick. 5. Stir the water with a thermometer. 6. When the water temperature has risen by between 15 and 20ºC extinguish the burner but continue to stir it until the temperature stops rising. Record the highest temperature reached. 7. Reweigh the burner to find the mass of the alcohol that has been burned. 8. Repeat the experiment at least once more. 9. Now repeat the whole experiment 2 times but you have to use Methanol the first time and Butanol the second time instead of Ethanol. Aim: The aim for this experiment is to...
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