Dewnisey Dewnisey

14-10-2020
Chemistry

contestada

which group of substances are elements?
A.Air,water,cooking oil
B.carbondioxide,water,table salt
C.carbon,hydrogen,oxygen
D.rock,soil,iron ore

Respuesta :

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14-10-2020

Answer:

C

Explanation:

(A+B) are compounds and D is mixtures

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