WAEC Physics 2016 Objective — Question 22
Question 22 of 50 from the West African Examinations Council (WAEC) Physics 2016 Objective paper, with the correct answer and a full explanation.
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22. Which of the following statements is correct about the effect of dissolved salt on the freezing point of water? A. The freezing point is lowered B. The freezing point is increased C. There is no change in the freezing point D. The change in the freezing point depends on the temperature of the surrounding
- A. The freezing point is loweredCorrect
- B. The freezing point is increased
- C. There is no change in the freezing point
- D. The change in the freezing point depends on the temperature of the surrounding
Explanation
Under normal conditions, water freezes at 0°C or 32°F; the addition of salt causes the freezing point to become lower.
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