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Explain the fractional distillation of petroleum

Fractional distillation is a process by which components in a chemical mixture are separated into different parts (called fractions) according to their different boiling points. ... The chemical and petroleum industry rely on fractional distillation.

luster is not a good characteristic to use by itself because luster is the property of minerals that indicates how much the surface of a mineral reflects light. the luster of a mineral is affected by the brilliance of the light used to observe the mineral surface.

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2