Which of the following substances
represents a compound?
A. saline: NaCl and H,0
B. he...
Chemistry, 05.05.2021 04:20 meganm9889
Which of the following substances
represents a compound?
A. saline: NaCl and H,0
B. helium: H
c. carbon dioxide: CO
D. iron; Fe
Answers: 2
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