4. State four differences between a physical
change and chemical change.
Answers
Answered by
1
Answer:
chemical change, the molecular composition of a substance completely changes and a new substance is formed. Some example of physical change are freezing of water, melting of wax, boiling of water, etc. ... In a physical change, no energy is produced. In a chemical change, energy is produced (heat, light, sound, etc.)
Answered by
0
Answer:
i have give you five differences so plz make me as brainliest
Attachments:
Similar questions