Which of the following describes a compound? (hint: carbon and oxygen both appear on the periodic table.)a. a piece of pure carbon, containing only carbon atoms. b. oxygen gas surrounding a solid piece of carbon. c. a substance made of two oxygen atoms for each carbon atom. d. carbon and oxygen atoms mixed without being bonded together. me asap wksnsnsnxsndsndsj

The answer is C.The valence of the atoms combine .

explanation:

venn diagram is pictorial representation with of circles showing the relation between two finite sets or things. the intersection part of two circles conveys the relation present in between those sets or things.

here in the venn diagram of sand and salt two circles represent sand and salt. but the area falling under the intersection of these circle represents the mixture of sand and salt.

so, in a venn diagram the mixture will be placed in a middle that is in between the intersection of two circles.

it takes on an electronical energy