Chemistry, 12.02.2022 09:10 sandra5456
A sample of ethanol (C2H6O) has a mass of 0. 2301 g. Complete combustion of this sample causes the temperature of a bomb calorimeter to increase by 1. 33°C. The calorimeter has a mass of 2. 000 kg and a specific heat of 2. 45 J/g•°C. What is the heat of combustion for this sample?.
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Which sentence best explains the high melting point, boiling point, and surface tension of water? a. the hydrogen atom on each water molecule is strongly attracted to the hydrogen atoms on nearby molecules. b. ions dissolved in the water cause nearby molecules to become temporarily polar. c. the water molecules are connected to each other with covalent bonds. d. water molecules that have lost electrons attract the water molecules that have gained electrons. e. the negative side of each water molecule is attracted to the positive sides of nearby molecules.
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A sample of ethanol (C2H6O) has a mass of 0. 2301 g. Complete combustion of this sample causes the t...
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