11:39 3 all 61% i Question 3 Not yet answered Points out of 1.00 P Flag question Choose the TRUE statement. Select one: A. An expansion of gas by a system means that the internal energy of the system increases. B. A system that absorbs heat is an exothermic system. C. Heat is usually transferred from a cold object to a hot object. D. An expansion of gas by a system means that the system does work. E. A closed system can exchange matter but not energy with the surroundings. Time left 0:40:33
11:39 3 all 61% i Question 3 Not yet answered Points out of 1.00 P Flag question Choose the TRUE statement. Select one: A. An expansion of gas by a system means that the internal energy of the system increases. B. A system that absorbs heat is an exothermic system. C. Heat is usually transferred from a cold object to a hot object. D. An expansion of gas by a system means that the system does work. E. A closed system can exchange matter but not energy with the surroundings. Time left 0:40:33
ChapterU5: Fire: Energy , Thermodynamics, And Oxidation-reduction
Section: Chapter Questions
Problem 4STP
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Transcribed Image Text:11:39
3 all 61% i
Question 3
Not yet answered Points out of 1.00 P Flag question
Choose the TRUE statement.
Select one:
A.
An expansion of gas by a system means that
the internal energy of the system increases.
B. A system that absorbs heat is an
exothermic system.
C.
Heat is usually transferred from a cold object
to a hot object.
D. An expansion of gas by a system means
that the system does work.
E.
A closed system can exchange matter but not
energy with the surroundings.
Time left 0:40:33
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