Asked by Lee
Which of the changes are chemical changes?
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
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
Answers
Answered by
DrBob222
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.
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