QUESTION IMAGE
Question
which statement about a chemical reaction is true? it occurs whenever a physical change takes place. it occurs only at low temperatures. it occurs whenever a chemical change takes place. it occurs only at high temperatures.
Brief Explanations
Una reacción química se define por un cambio químico. Un cambio físico no implica una reacción química. Además, las reacciones químicas pueden ocurrir a diferentes temperaturas, no solo a bajas o altas.
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It occurs whenever a chemical change takes place.