MCAS Physics Exam Practice

Category - Introductory Physics

To make ice, water must irst be cooled. The speciic heat of water is 4,186 J/kg • °C. Approximately how much heat must be removed from 0.50 kg of water to change its temperature from 24°C to 5°C?
  1. 0 J
  2. 19,900 J
  3. 39,800 J
  4. 79,500 J
Explanation
Answer: C - 39,800 J
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