Heat of Fusion and Heat of Vaporization Worksheet Q= mH, Q= mH, Q= mH. Q = heat energy (3) m = mass (g) H = heat of fusion (3/g) H, = heat of vaporization (3/g) H. = heat of condensation (3/9) 1. Calculate the heat energy required, in joules, to melt 5.00 x 10 grams of ice which is at 0.0°C. The heat of fusion of ice is 333.6 J/g. ice (0.0°C) - water (0.0°C) 2. Calculate the heat released when 2.00 x 10 grams of steam at 100°C condenses to form water at 100 C. The heat of condensation of steam is 2258 J/g. steam (100°C) water (100°C) 3. Liquid ammonia is a common refrigerant because it absorbs so much heat energy when it turns from the liquid to a gas. The heat of vaporization of liquid ammonia is 1374 3/g. Calculate the heat needed to turn 454 grams of liquid ammonia at its boiling point to ammonia gas at the same temperature. NH3(() - NH3(g)

Heat of Fusion and Heat of Vaporization Worksheet Q= mH, Q= mH, Q= mH. Q = heat energy (3) m = mass (g) H = heat of fusion (3/g) H, = heat of vaporization (3/g) H. = heat of condensation (3/9) 1. Calculate the heat energy required, in joules, to melt 5.00 x 10 grams of ice which is at 0.0°C. The heat of fusion of ice is 333.6 J/g. ice (0.0°C) - water (0.0°C) 2. Calculate the heat released when 2.00 x 10 grams of steam at 100°C condenses to form water at 100 C. The heat of condensation of steam is 2258 J/g. steam (100°C) water (100°C) 3. Liquid ammonia is a common refrigerant because it absorbs so much heat energy when it turns from the liquid to a gas. The heat of vaporization of liquid ammonia is 1374 3/g. Calculate the heat needed to turn 454 grams of liquid ammonia at its boiling point to ammonia gas at the same temperature. NH3(() - NH3(g)

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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