Purification of petroleum is carried out by which of the following methods?Select an answerAFractional distillationBSteam distillationCVacuum distillationDSimple distillation

Which of the following petroleum products is used as a solvent for dry cleaning clothes?1 pointPetrolLiquified petroleum gasLubricating oilAll of the above

Which of the following is not obtained as a fraction during the refining of petroleum?1 pointKeroseneNatural gasLubricating oilDiesel

When crude oil is distilled using fractional distillation, 4 different pure liquids were obtained.   State the main factor in the crude oil mixture that allows the 4 liquids to be separated from one another.Read Lessdifference in their densitydifference in their coloursdifference in their boiling pintsdifference in their volumes

What purification process can remove volatile organic compounds?Group of answer choicesBoilingDistillation

'Adsorption' principle is used for which of the following purification method?