what might be some clues that would help us know whether or not the change is chemical? PLEASE help me i am confused.

Answer 1

i need 5 clues

Answer 2

I NEED HELP DUE TOMORROW

Answer 3

Check this site.

http://www.ric.edu/faculty/ptiskus/chemical/

Answer 4

i don't understand.i need 5 clues that helps me to know whether or not the change is chemical