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OpenStudy (anonymous):
Help please!!!!!!!!!! According to the law of conservation of energy, when a lawnmower uses 750 J of chemical energy from gasoline, how much of this energy will be transformed into mechanical, sound, or heat energy? A. 750 J B. 162 J C. 1500 J D. 325 J
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OpenStudy (anonymous):
Energy is conserved. That means you have the same amount after that you had before.
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