Whic ones are true and false?
a. The internal energy of a system decreases when work is...
Whic ones are true and false?
a. The internal energy of a system decreases when work is done on the surroundings.
b. The internal energy of a system increases if heat flows from the surroundings to the system.
c. The internal energy of a closed system is constant.
d. The internal energy of an isolated system can be changed by heat flowing into or out of the system.
Answers: 3
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