An experiment is performed on an unknown material and produces the given heat curve. The temperature of the material is shown as a function of heat added. 550 - 500 - 450 - 400 - 350- 300 - 250 erature (°C)
An experiment is performed on an unknown material and produces the given heat curve. The temperature of the material is shown as a function of heat added. 550 - 500 - 450 - 400 - 350- 300 - 250 erature (°C)
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
Transcribed Image Text:An experiment is performed on an unknown material and produces the given heat curve. The temperature of the material is
shown as a function of heat added.
550
500 -
450 -
400 -
350 -
300 -
250 -
200 -
150 -
100 -
50-
-50 -
-100
E,
E,
Heat (J)
In the table, T1 = 44.7 °C, E¡ = 195 J, E2 = 785 J, E3 =
1450 J, and E4 = 2870 J.
Temperature (°C)

Transcribed Image Text:Other experiments determine that the material has a temperature of fusion of Tfusion = 241 °C and a temperature of vaporization
of Tyapor = 477 °C.
If the sample of material has a mass of m = 9.20 g, calculate the specific heat when this material is a solid, c,, and when it is
liquid, c1 .
J
Cs =
g.°C
J
c =
g.°C
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