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dieselx06

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Which of the following signs on q and w represent a system that is doing work on the surroundings, as well as gaining heat from the surroundings?

A) q = +, w = -
B) q = -, w = +
C) q = +, w = +
D) q = -, w = -
E) None of these represent the system referenced above.

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ricoquerico

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A

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Christine

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I can not tell you how much you just made me happy!!!!!!THX. You rock!