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A
B
Consider two systems A and B at unequal initial temperatures Ta and Tg, respectively. The two systems
are placed in an insulated container, brought into thermal contact, and allowed to reach equilibrium. Which
one of the following statements is true about the changes to the entropy, AS A and ASB, of the two
systems?
O ASA + ASB = 0
Ο ΔSA ASB >0
Ο ΔSA
ASB
O ASA and ASB are both zero.
O ASa + ASB < 0

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