15. How much heat is required to convert 135 g of ice at -15 °C into water vapor at 120 °C? (Assume c of steam = 1.996 J/g-°C, c of water = 4.1858 J/g-°C, c of ice =2.090 J/g-"C. Lv of water = 540 cal/g & Lf of water = 80 cal/g)

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Chapter10: Thermal Physics
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Problem 22P: A construction worker uses a steel tape to measure the length of an aluminum support column. If the...
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Temperature & Heat
13 At 30 °C the volume of an aluminum sphere is 30 cm³. The coefficient of linear
expansion is 24 x 10 C¹. If the final volume is 29.5cm, what is the final temperature of
the aluminum sphere
-3a
14. A 500-gram cube read is heated from 25 °C to 75 °C. How much energy was required
to the lead? The specific heat of lead is 0.129-1/a-C.
15. How much heat is required to convert 135 g of ice at -15 °C into water vapor at 120 °C?
(Assume c of steam = 1.996 J/g-°C, c of water = 4.1858 J/g-°C, c of ice =2.090 J/g-"C,
Lv of water = 540 cal/g & Lf of water = 80 cal/g)
Transcribed Image Text:Temperature & Heat 13 At 30 °C the volume of an aluminum sphere is 30 cm³. The coefficient of linear expansion is 24 x 10 C¹. If the final volume is 29.5cm, what is the final temperature of the aluminum sphere -3a 14. A 500-gram cube read is heated from 25 °C to 75 °C. How much energy was required to the lead? The specific heat of lead is 0.129-1/a-C. 15. How much heat is required to convert 135 g of ice at -15 °C into water vapor at 120 °C? (Assume c of steam = 1.996 J/g-°C, c of water = 4.1858 J/g-°C, c of ice =2.090 J/g-"C, Lv of water = 540 cal/g & Lf of water = 80 cal/g)
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