because it can't go back to what it looked like before.
Yes, burning (oxidation) is chemical change.
You've got another "chemical change here." One more and you've got a grand slam!
Burning is a chemical change.
Burning is always a chemical change. Melting is a physical change.
Yes, burning is a chemical change.
Burning of sulfur (or anything else) is a chemical change, not a physical change.
Burning is a chemical change.
Physical change
It is actually both. The burning of the wick involves a chemical change. The physical change is the wax.
physical change
Burning sulfur, or burning anything, is a chemical change.
No, burning anything is a chemical change.