WAEC Chemistry 2014 Objective — Question 23
Question 23 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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Which of the following statements about volatile liquids is correct?
- A. They have a high vapour pressure and low boiling pointCorrect
- B. high vapour pressure and high boiling point
- C. low vapour pressure and high boiling point
- D. low vapour pressure and high boiling point
Explanation
Volatile liquids are low boiling liquids; this also implies that a slight increase in temperature causes a large increase in vapour, so volatile liquids have low boiling points and high vapour pressure.
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