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Chemistry, 05.05.2021 20:10 legendman27
Pesamos una vela antes y despues de encenderla y observamos que tras su combustion la masa de la vela a disminuido ¿no se cumple la ley de conservacion de la masa? ¿que crees que ha sucedido?
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Pesamos una vela antes y despues de encenderla y observamos que tras su combustion la masa de la vel...
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