Chemistry, 13.04.2021 19:10, sharnisefrazier
A battery used in a mechanical toy stores 10,000 kJ of energy. The toy 5 points
expends 7,500 kJ of energy before the battery runs out of energy. What is
the efficiency of the system?
Answers: 3
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A battery used in a mechanical toy stores 10,000 kJ of energy. The toy 5 points
expends 7,500 kJ of...
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