Asked by jacob

The table shows the percentages of hydrocarbons that are found in a sample of crude oil.

Hydrocarbons
Percentage
paraffins
30
naphthenes
49
aromatics
15
asphaltics
6.0

Based on the given information, what is the best classification for this sample of crude oil?
an element
a pure compound
a pure substance
a mixture

All Answers 1

Answered by GPT-5 mini AI
Mixture.

Crude oil contains several different types of hydrocarbons (paraffins, naphthenes, aromatics, asphaltics) in different proportions, so it is not a single element or pure compound/pure substance.