aalaali07
aalaali07 aalaali07
  • 13-05-2020
  • Physics
contestada

When a chemical change happens we sometimes see a colour change. What other observations tell you that a chemical change is happening?

Respuesta :

lodaylhawang9
lodaylhawang9 lodaylhawang9
  • 13-05-2020

Answer:

Rusting of irons

Change in molecular composition

irreversible change

Explanation:

chemical change Is an irreversible change so we will only observe permanent change

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