In an electric freezer, 435.0 g of water at 15.0°C is cooled, frozen, and the ice is chilled to -6.2°C. (a) What is the change of heat in the water? kcal (b) If the latent heat of vaporization of the Freon refrigerant is 40 cal/g, how many grams of Freon must be evaporated to absorb this heat? g

In an electric freezer, 435.0 g of water at 15.0°C is cooled, frozen, and the ice is chilled to -6.2°C. (a) What is the change of heat in the water? kcal (b) If the latent heat of vaporization of the Freon refrigerant is 40 cal/g, how many grams of Freon must be evaporated to absorb this heat? g

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter1: Temperature And Heat

Section: Chapter Questions

Problem 76P: On a trip, you notice that a 3.50-kg bag of ice lasts an average of one day in your cooler. What is...

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In an electric freezer, 435.0 g of water at 15.0°C is cooled, frozen, and the ice is chilled to -6.2°C.
(a) What is the change of heat in the water?
kcal
(b) If the latent heat of vaporization of the Freon refrigerant is 40 cal/g, how many grams of Freon must
be evaporated to absorb this heat?
g
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