5. At which numbered section(s) is/are kineticenergy of the moleculesthe greatest?6. Relate your answer to #5 to the associatedintermolecular force of7. the molecules.8. Evaluate the change in temperature frompoint A to E, with regard to heat.9. Draw the missing section of this heatingcurve on the graph and label the phase thatbest fits. Using the terms temperature andheat, justify (prove) your chosen phase. Provide clear and concise explanation for each of the question below:9080706050340302010o 1 2 3 + 5 6 7 8 , 10 11 12 13Time (min)QuestionsAnswers1. What phase(s) exist at each of the numberedsections above?а Point 1b Point 2c Point 3d Point 42. At what temperature is this substancecondensing?3. At what temperature is the substancefreezing?4. At which numbered section(s) is/are phasechanges occurring?Temperature (°C)

Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Provide clear and concise explanation for each of the question below: 90 80 70 2 60 B s0 3 40 30 E 20 D 10 o 1 2 3 +5 6 7 0 , 10 11 12 13 Time (min) Questions Answers 1. What phase(s) exist at each of the numbered sections above? a Point 1 b Point 2 c Point 3 d Point 4 2. At what temperature is this substance condensing? 3. At what temperature is the substance freezing? 4. At which numbered section(s) is/are phase changes occurring? Temperature (*C)

Provide clear and concise explanation for each of the question below: 90 80 70 2 60 B s0 3 40 30 E 20 D 10 o 1 2 3 +5 6 7 0 , 10 11 12 13 Time (min) Questions Answers 1. What phase(s) exist at each of the numbered sections above? a Point 1 b Point 2 c Point 3 d Point 4 2. At what temperature is this substance condensing? 3. At what temperature is the substance freezing? 4. At which numbered section(s) is/are phase changes occurring? Temperature (*C)

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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C 11 Identifying phase transitions on a heating curve A pure solid sample of Substance X is put into an evacuated flask. The flask is heated at a steady rate and the temperature recorded as time passes. Here is a graph of the results: FI 80°F Cloudy 10. temperature (°C) -10. Explanation 70. 50. @ 30.- 4+ -30. -50. Use this graph to answer the following questions: <-70. What is the melting point of X ? Check 0. F3 X 10. F4 $ 20. heat added (kJ/mol) с F5 30. % 40. ▬ 0°C (check all that annly) F6 50. Q Search F7 & 60 F8 LDLCC * F9 ( F10 *- F11 ) © 2023 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center | Accessibility 四 *+ F12 1 PrtSc + 4 Insert Delete Backspace <10) ► 11 C Jork ol Ar 모 1:5 2/17/
This graph shows how the vapor pressure of three liquids varies with temperature: 900 800 700 600 500 400 300 200 octane acetylacetone orthoxylene 100. 100 110 120 130 140 temperature, °C Use the graph to answer the following questions: Which liquid is the most volatile? most volatile: choose one Which is the least volatile? least volatile: choose one O°c octane: What is the normal boiling point of each liquid? Note: your answer must be within 1°C of the exact answer to be graded correct. acetylacetone: orthoxylene: Suppose a beaker of acetylacetone is put inside a sealed tank containing acetylacetone gas at 119. degree C and 206. torr. After ten minutes, will there be more liquid in the beaker, less liquid, or the same amount? more less the same vapor pressure, torr
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Determine which among the metals below have low, medium, high, or very high melting point. Please only choose an answer among low, medium, high, or very high. Do not just provide the exact melting point. 1. zinc2. lead3. zirconium4. gold5. aluminum6.iron7. tungsten8. silicon
A pure solid sample of Substance X is put into an evacuated flask. The flask is heated at a steady rate and the temperature recorded as time passes. Here is a graph of the results: 12 230 temperature (°C) 210. 190. 170 150.- 130. 0. 10. What is the melting point of X ? Use this graph to answer the following questions: 30. heat added (kJ/mol) What phase (physical state) of X would you expect to find in the flask after. 17 kJ/mol of heat has been added? 40 50. 0°C (check all that apply) Osolic O liquid Ogas 60 olo Ar
Consider the following phase diagram. Phase diagram for compound A 1000 2 760 3 50 10 -25 25 100 150 Temperature, °C (not to scale) Which red dot represents the melting point of this compound at 760 torr? [ Select ] What is the approximate melting temperature for this substance at 760 torr? [ Select ] Which red dot represents the boiling point of this compound at 760 torr? [ Select ] What is the approximate boiling temperature for this substance at 760 torr? [ Select ] Which red dot represents the triple point for this substance? [ Select ] |What is the approximate temperature of the triple point? [ Select ] Pressure, torr (not to scale)
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What phase changes will take place when water is subjected to increasing pressure at a constant temperature of 0.0 °C? Pressure (kPa) 22,089 101 0.6 Ice (solid) A I D O deposition and condensation O freezing and deposition O boiling and freezing O deposition and melting T 1 Triple point B 0 0.01 Water (liquid) Water vapor (gas) 100 Temperature (°C) Critical point C I 374
cntical point 218 water ice P. 1. atm triple point 0.006 water he rg dang vapor 100 374 T°C In order to sublimate completely (and not melt), water has to O increase in pressure at a temperature below the triple point decrese in pressure at the exact temperature of the triple point increase in temperature at a pressure below the triple point decrease in temperature at a pressure below the triple point
= STATES OF MATTER Identifying phase transitions on a heating curve A pure solid sample of Substance X is put into an evacuated flask. The flask is heated at a steady rate and the temperature recorded as time passes. Here is a graph of the results: temperature (°C) 170. 150. 130. 110. 90 70. 0. 10. What is the melting point of X ? Use this graph to answer the following questions: heat added (kJ/mol) What phase (physical state) of X would you expect to find in the flask after 5 kJ/mol of heat has been added? *C 30. X 40. (check all that apply) solid liquid gas 0/3 50.
Use the observation in the first column to answer the question in the second column. observation question Which has the higher boiling point? O Substance E The enthalpy of vaporization of Substance E is smaller O Substance F than that of Substance F. Neither, E and F have the same boiling point. It's impossible to know without more information. Which has a higher boiling point? At 73 °C, Substance A has a O Substance A vapor pressure of 95. torr and Substance B has a vapor O Substance B pressure of 125. torr. O Neither, A and B have the same boiling point. O It's impossible to know without more information. Which has a higher vapor pressure? At 1 atm pressure, O Substance C Substance C boils at 14. °C and Substance D boils at O Substance D 37. °C. O Neither, C and D have the same vapor pressure. O It's impossible to know without more information. Continue MacBook Pro Search or tyne UPI
This graph shows how the vapor pressure of three liquids varies with temperature: 900. 800 700 600 500 400 300 200. ethylbenzene octane 100 acetic acid 0キ 100 110 120 130 140 temperature, °C Use the graph to answer the following questions: most volatile: choose one Which liquid is the most volatile? Which is the least volatile? least volatile: choose one °C ethylbenzene: What is the normal boiling point of each liquid? Note: your answer must be within 1°C of the exact answer to be graded correct. °C octane: acetic acid: °C more Suppose a beaker of octane is put inside a sealed tank containing octane gas at 123. degree C and 818. torr. After ten minutes, will there be more liquid in the beaker, less liquid, or the same amount? less O the same vapor pressure, torr