Which is a compound?
O A. Carbon dioxide made of carbon and oxygen
O B. Salt dissolved in water
O C. Ajar filled with pencils and pens
D. A pizza made of crust, sauce, and cheese


Respuesta :

Answer:

A. Carbon dioxide made of carbon and oxygen

Explanation:

Oxygen (element)+ Carbon (element) = Carbon dioxide (Compound)

which is a compound?

a) carbon dioxide made of carbon and oxygen

b) salt dissolved in water

c) ajar filled with pencils and pens

d) a pizza made of crust, sauce, and cheese

it is a cause a compound had two or more elements in them. So carbon dioxide has two elements: carbon and oxygen. Also, compounds are pure substances while, the others are not...

hope it helps...plz mark me brailiest!!

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