5. After coming in from outside, a student makes a cup of instant hot chocolate by heating water in a microwave. What is
Posted: Sun Jul 10, 2022 3:50 pm
5. After coming in from outside, a student makes a cup of instant hot chocolate by heating water in a microwave. What is the gain in thermal energy if a cup (250 mL) of tap water is increased in temperature from 15°C to 95°C? 6. A backpacker uses an uncovered pot to heat 1.0 L of lake water on a single-burner stove. If the water temperature rises from 5.0°C to 97.0°C, what is the gain in thermal energy of the water?