Two identical beakers, one holding 50 cm³ of water and the second holding 100 cm³ of water, are at the same temperature of 80 °C - Junior Cycle Science - Question d - 2013
Question d
Two identical beakers, one holding 50 cm³ of water and the second holding 100 cm³ of water, are at the same temperature of 80 °C. Which contains the most heat energy... show full transcript
Worked Solution & Example Answer:Two identical beakers, one holding 50 cm³ of water and the second holding 100 cm³ of water, are at the same temperature of 80 °C - Junior Cycle Science - Question d - 2013
Step 1
Which?
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Answer
100 cm³; it has a greater volume.
Step 2
Reason
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Answer
The beaker with 100 cm³ of water contains more water molecules, which means it has a greater mass. Since heat energy is directly proportional to mass, more mass at the same temperature results in more total heat energy.
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