Melany855 Melany855

09-06-2015
Chemistry

Answered

Which two substances can not be broken down by chemical change?
(1) C and CuO (3) CO2 and CuO
(2) C and Cu (4) CO2 and Cu

Answer :

Аноним Аноним

09-06-2015

C and Cu cannot be broken down by chemical change.

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