aryanan22
aryanan22 aryanan22
  • 12-04-2019
  • Chemistry
contestada

which of these can be classified as a substance A) oxygen B) carbon dioxide C) air D) acid rain

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tay1257 tay1257
  • 12-04-2019

D could be a answer

Answer Link
hellodarlings
hellodarlings hellodarlings
  • 12-04-2019

Answer:

carbon dioxide

Explanation:

the rest are mixtures

A chemical substance is composed of one type of atom or molecule.

Answer Link

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