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grandymaker [24]
4 years ago
10

Which substance is a compund

Chemistry
1 answer:
Oxana [17]4 years ago
7 0
Answers:
______________________________________________
  1)   [D]:  " CO₂ " .  

<u>Note:</u><u> </u> This is the only answer choice given that is composed of:  "at least two different elements" .
_______________________________________________
  2)  [D]:  "carbon and hydrogen" {"C" and "H" .} .
_______________________________________________
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