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17 Nov 2019
Which statement below is not upheld by the second law of thermodynamics? The change of entropy of the universe is always positive. The entropy of a perfect crystal at 0 K is zero. Machines always waste some energy. A machine is never 100% efficient. All of these
Which statement below is not upheld by the second law of thermodynamics? The change of entropy of the universe is always positive. The entropy of a perfect crystal at 0 K is zero. Machines always waste some energy. A machine is never 100% efficient. All of these
Collen VonLv2
14 Sep 2019