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jek_recluse [69]
3 years ago
9

Which is a pure substance? soda gasoline salt water carbon dioxide

Chemistry
2 answers:
hram777 [196]3 years ago
8 0

Answer: Carbon dioxide is a pure substance.

Explanation: A pure substance is defined when a substance has a single type of molecule. If more than 1 type of molecule is present in a substance, then it is considered as a mixture.

  • Soda is basically a mixture of water and carbon dioxide. More than 1 type of molecule is present.
  • Gasoline is a mixture of may gases. More than 1 type of molecule is present.
  • Salt water contains salt and water molecules, hence it is considered as a mixture.
  • Carbon dioxide has only 1 type of molecule which is CO_2 molecules. Hence, it is a pure substance.
-BARSIC- [3]3 years ago
6 0

Answer:

Carbon dioxide

Explanation:

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