Which of the changes are chemical changes?

Question

a) Sugar crystals are ground to a fine powder.
b) A candle is burned
c) Two clear colorless salt solutions are mixed and a bright orange precipitate forms.
d) Candle wax is melted
e) A silver teapot turns black

Answer 1

See my response under your other post where you used the Cee name. If I know it, and I usually do, I am starting a new "me" by not answering questions posted by ad nauseam number of screen names.