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Komok [63]
4 years ago
7

Which substance represents a compound?(1) C(s) (3) CO(g)(2) Co(s) (4) O2(g)

Chemistry
2 answers:
zheka24 [161]4 years ago
7 0
Compound is the same thing as CO. 
Andrei [34K]4 years ago
5 0
C = Carbon
CO = Carbon Monoxide
Co = Cobalt
O2 = Oxygen

So the answer is (3) CO
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