Question

Petroleum is a thick ............, liquid mixture of hydrocarbons.​

Answer 1

Answer:

Petroleum, complex mixture of hydrocarbons that occur in Earth in liquid, gaseous, or solid form. The term is often restricted to the liquid form, commonly called crude oil, but, as a technical term, petroleum also includes natural gas and the viscous or solid form known as bitumen, which is found in tar sands

Answer 2

Answer:

hydrocarbons

Explanation:

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