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MOneJ fu sih How much energy is required to melt 76.2 grams of acetone (CH.O)? The heat of vaporization of acetone is 5.69 k]/mole. 5. The heat of fusion of aluminum is 321 J/g. How much energy is required to melt 52 grams of aluminum? 6.How many moles of H;0 can be vaporized using 75.5 kJ? (AHvap = 40.7 kJ/mole)

MOneJ fu sih How much energy is required to melt 76.2 grams of acetone (CH.O)? The heat of vaporization of acetone is 5.69 k]/mole. 5. The heat of fusion of aluminum is 321 J/g. How much energy is required to melt 52 grams of aluminum? 6.How many moles of H;0 can be vaporized using 75.5 kJ? (AHvap = 40.7 kJ/mole)

Chemistry
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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Zoom Day 23 1. Ethanol evaporates more quickly that water. Does water or ethanol have stronger intermolecular forces? "water 2. Which substance would you expect to have a higher vapor pressure? Glor CHIF H H. chspce Polar- dipie a. b. HF or no 3. How much heat is required to vaporize 23.4 g of water? The heat of vaporization of water is 40.7 k)/mole. 46.7K3*/Mole プ“KJ lories 52.9 KJ 9 > moles sKJ fusih 4. How much energy is required to melt 76.2 grams of acetone (CHO)? The heat of vaperization of acetone is 5.69 kJ/mole. 5. The heat of fusion of aluminum is 321 J/g. How much energy is required to melt 52 grams of aluminum? 6.How many moles of H20 can be vaporized using 75.5 kJ? (AHvap = 40.7 kJ/mole) 7. What is the mass of a sample of Nickel that will melt after 3120 J of heat are added to it? (AHfus of nickel is 298 J/g) 3120 J X 3130 メ 14- 2987 - 10.5
Transcribed Image Text:Zoom Day 23 1. Ethanol evaporates more quickly that water. Does water or ethanol have stronger intermolecular forces? "water 2. Which substance would you expect to have a higher vapor pressure? Glor CHIF H H. chspce Polar- dipie a. b. HF or no 3. How much heat is required to vaporize 23.4 g of water? The heat of vaporization of water is 40.7 k)/mole. 46.7K3*/Mole プ“KJ lories 52.9 KJ 9 > moles sKJ fusih 4. How much energy is required to melt 76.2 grams of acetone (CHO)? The heat of vaperization of acetone is 5.69 kJ/mole. 5. The heat of fusion of aluminum is 321 J/g. How much energy is required to melt 52 grams of aluminum? 6.How many moles of H20 can be vaporized using 75.5 kJ? (AHvap = 40.7 kJ/mole) 7. What is the mass of a sample of Nickel that will melt after 3120 J of heat are added to it? (AHfus of nickel is 298 J/g) 3120 J X 3130 メ 14- 2987 - 10.5
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