QUESTION IMAGE
Question
when you heat water and it boils (hint: h₂o liquid becomes h₂o gas) your response chemical change (chemical reaction) physical change (no reaction)
Brief Explanations
En una transformación física, la sustancia no cambia su identidad química. Cuando el agua hierve y pasa de líquido a gas (vapor de agua), sigue siendo H₂O. No hay reacciones químicas que cambien la composición molecular del agua.
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physical change (no reaction)