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The graph was drawn from data collected as a substance was heated at a constant rate. Use the graph and the words in the word bank to complete the statement. 180 Phase Change Diagram 160 140 120 100 80 60 40 2 4 6 8 10 12 14 16 18 20 22 Time (minutes) At point A, the beginning of observations, the substance exists in a solid state. Material in this phase has , volume and shape. With each passing minute, is added to the substance. This causes the molecules of the solid substance to more rapidly which we detect by a Lin temperature of the substance. At point B, the temperature of the substance is L°C. The solid begins to melted or in a and definite At point C, the substance is completely state. Material in this phase has shape The energy put to the substance between minutes 5 and 9 was used to convert the substance from a to a liquid. This heat energy is called the heat of fusion. Between 9 and 13 minutes, the added energy increases the of the substance. During the time from point D to point E, the liquid is . By point E, the substance is completely in the gas phase. Material in this phase has indefinite volume and The energy put to the substance between minutes 13 and 18 converted the substance from a liquid to a state. This heat energy is called the heat of vaporization. Beyond point E, the substance is still in the gas phase, but the molecules are moving as indicated by the increasing temperature. Liquid Indefinite Solid Volume Definite Faster Shape Vaporizing Melt Rise Vibrate Energy 70 Temperature Gas Temperature (°C)

The graph was drawn from data collected as a substance was heated at a constant rate. Use the graph and the words in the word bank to complete the statement. 180 Phase Change Diagram 160 140 120 100 80 60 40 2 4 6 8 10 12 14 16 18 20 22 Time (minutes) At point A, the beginning of observations, the substance exists in a solid state. Material in this phase has , volume and shape. With each passing minute, is added to the substance. This causes the molecules of the solid substance to more rapidly which we detect by a Lin temperature of the substance. At point B, the temperature of the substance is L°C. The solid begins to melted or in a and definite At point C, the substance is completely state. Material in this phase has shape The energy put to the substance between minutes 5 and 9 was used to convert the substance from a to a liquid. This heat energy is called the heat of fusion. Between 9 and 13 minutes, the added energy increases the of the substance. During the time from point D to point E, the liquid is . By point E, the substance is completely in the gas phase. Material in this phase has indefinite volume and The energy put to the substance between minutes 13 and 18 converted the substance from a liquid to a state. This heat energy is called the heat of vaporization. Beyond point E, the substance is still in the gas phase, but the molecules are moving as indicated by the increasing temperature. Liquid Indefinite Solid Volume Definite Faster Shape Vaporizing Melt Rise Vibrate Energy 70 Temperature Gas Temperature (°C)

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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The graph was drawn from data collected as a substance was heated at a constant rate. Use the graph and the words in the word bank to complete the statement. 180 Phase Change Diagram 160 140 120 D 100 80 60 40 A 8 10 12 Time (minutes) 2 4 6 14 16 18 20 22 At point A, the beginning of observations, the substance exists in a solid state. Material in this phase has volume and shape. With each passing minute, is added to the substance. This causes the molecules of the solid substance to more rapidly which we detect by a in temperature of the substance. At point B, the temperature of the substance is °C. The solid begins to At point C, the substance is completely state. Material in this phase has . The energy put to the substance between minutes 5 melted or in a shape and definite and 9 was used to convert the substance from a to a liquid. This heat energy is called the heat of fusion. Between 9 and 13 minutes, the added energy increases the point E, the liquid is. of the substance. During the time from point D to _- By point E, the substance is completely in the gas phase. Material in this phase has indefinite volume and The energy put to the substance between minutes 13 and 18 converted the substance from a liquid to a state. This heat energy is called the heat of vaporization. Beyond point E, the substance is still in the gas phase, but the molecules are moving as indicated by the increasing temperature. Liquid Indefinite Solid Volume Definite Faster Shape Vaporizing Melt Rise Vibrate Energy 70 Temperature Gas Temperature (°C)
Transcribed Image Text:The graph was drawn from data collected as a substance was heated at a constant rate. Use the graph and the words in the word bank to complete the statement. 180 Phase Change Diagram 160 140 120 D 100 80 60 40 A 8 10 12 Time (minutes) 2 4 6 14 16 18 20 22 At point A, the beginning of observations, the substance exists in a solid state. Material in this phase has volume and shape. With each passing minute, is added to the substance. This causes the molecules of the solid substance to more rapidly which we detect by a in temperature of the substance. At point B, the temperature of the substance is °C. The solid begins to At point C, the substance is completely state. Material in this phase has . The energy put to the substance between minutes 5 melted or in a shape and definite and 9 was used to convert the substance from a to a liquid. This heat energy is called the heat of fusion. Between 9 and 13 minutes, the added energy increases the point E, the liquid is. of the substance. During the time from point D to _- By point E, the substance is completely in the gas phase. Material in this phase has indefinite volume and The energy put to the substance between minutes 13 and 18 converted the substance from a liquid to a state. This heat energy is called the heat of vaporization. Beyond point E, the substance is still in the gas phase, but the molecules are moving as indicated by the increasing temperature. Liquid Indefinite Solid Volume Definite Faster Shape Vaporizing Melt Rise Vibrate Energy 70 Temperature Gas Temperature (°C)
Plotting Phase Changes of Water Objective: Create a graph showing the phase change of water from a solid to a gas. Do this on a graphing paper and send the picture of the graph. 1. Using the data below, create a graph. Place temperature on the y axis and time on the x axis. Temperature Time (Minutes) Temperature Time (Minutes) (degrees Celsius) (degrees Celsius) -2 32 11 -1 1 45 12 54 13 3 62 14 4 74 15 3 83 16 11 89 17 20 7 94 18 22 8 98 19 24 9 100 20 28 10 100 21 Answer the following questions 2. At what temperature did melting occur? 3. At what temperature did vaporization occur? 4. What causes the phase changes in matter? 5. What phase change would happen if the water vapor (gas) were cooled to 80 degrees?
Transcribed Image Text:Plotting Phase Changes of Water Objective: Create a graph showing the phase change of water from a solid to a gas. Do this on a graphing paper and send the picture of the graph. 1. Using the data below, create a graph. Place temperature on the y axis and time on the x axis. Temperature Time (Minutes) Temperature Time (Minutes) (degrees Celsius) (degrees Celsius) -2 32 11 -1 1 45 12 54 13 3 62 14 4 74 15 3 83 16 11 89 17 20 7 94 18 22 8 98 19 24 9 100 20 28 10 100 21 Answer the following questions 2. At what temperature did melting occur? 3. At what temperature did vaporization occur? 4. What causes the phase changes in matter? 5. What phase change would happen if the water vapor (gas) were cooled to 80 degrees?
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