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WAEC Chemistry 2014 Objective — Question 18

Question 18 of 50 from the West African Examinations Council (WAEC) Chemistry 2014 Objective paper, with the correct answer and a full explanation.

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A compound U melts at 82°C and boils at 113°C. If U was found to be insoluble in water, a mixture of U in water could best be separated by

  • A. chromatography
  • B. sublimation
  • C. filtrationCorrect
  • D. the use of a separating funnel

Explanation

Since U is insoluble in water and even melts at a large temperature, it can be separated from its mixture with water using filtration.

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