WAEC Chemistry 2013 Objective — Question 38
Question 38 of 50 from the West African Examinations Council (WAEC) Chemistry 2013 Objective paper, with the correct answer and a full explanation.
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The separation of petroleum fractions depends on the differences in their
- A. melting points
- B. molar masses
- C. solubilities
- D. boiling pointsCorrect
Explanation
The physical property harnessed in the separation of petroleum into its fractions is boiling points. The various fractions distill at different temperature, with the low-boiling fractions coming first.
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