Practice Closed System (6.2.2) - Chemical Thermodynamics

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6 sample questions

Question 1.
Define a closed system.
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Think about energy and matter transfer.
Question 2.
Give an example of a closed system.
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Consider how heat could be transferred.
3Question 3.
What defines a closed system?
- A system that exchanges both matter and energy
- A system that exchanges neither matter nor energy
- A system that exchanges only energy
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Think about what cannot leave a closed system.
4Question 4.
True or False: A closed system can exchange both mass and energy.
- True
- False
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Consider the definition of a closed system.
Question 5.
A closed container holds 2 kg of water at 100°C. If 500 J of heat is added, what is the expected change in temperature if no work is done?
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Think about how adding heat affects temperature for a known mass.
Question 6.
Describe how the closed system of a bomb calorimeter can be used to determine the heat of combustion of a sample.
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Consider the relationship between reactions and energy transfers in a calorimeter.

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