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An 8.5 g. Of ethanol (C2H5OH) placed in a constant volume calorimeter and the temperature rose to 3.2°C. Find the heat of reaction of the ethanol (MM =46.1 g/mol) in kJ/mol. The heat capacity of the calorimeter plus water is read as 6.38 J/°C
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Which of the following is an indication that a substance has undergone a chemical change? a. no new product has been formed. b. the color of the substance has not changed. c. the original constitute has not changed. d. the molecular structure has changed.
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An 8.5 g. Of ethanol (C2H5OH) placed in a constant volume calorimeter and the temperature rose to 3....
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