An experiment measures the temperature of a 400 g substance while steadily supplying heat to it. (Figure 1) shows the results of the experiment. Q (kJ) 200- 160 120 80 40 -T (°C) 80 -40 40 1. What is the boiling temp? 2. What is the heat of fusion? 3. What is the heat of vaporization?

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An experiment measures the temperature of a 400 g
substance while steadily supplying heat to it. (Figure 1)
shows the results of the experiment.
Q (kJ)
200
160
120 -
80
40
-T (°C)
80
-40
40
1. What is the boiling temp?
2. What is the heat of fusion?
3. What is the heat of vaporization?
Transcribed Image Text:An experiment measures the temperature of a 400 g substance while steadily supplying heat to it. (Figure 1) shows the results of the experiment. Q (kJ) 200 160 120 - 80 40 -T (°C) 80 -40 40 1. What is the boiling temp? 2. What is the heat of fusion? 3. What is the heat of vaporization?
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