INTERPRETING PHASE DIAGRAMS OF WATER AND CARBON DIOXIDE 218 Liquid B Liquid Solid Solid 5.2 Gas Gas 0.006 273 273.2 373 647 197.5 216.6 304.25 Phase diagram of water Phase diagram of CO, Based from the phase diagrams of water and carbon dioxide, answer the following questions and justify your answers: 1. You have ice at 263 K (-10.0°C) and 1.0 atm. What could you do to make the ice sublime? 2. A sample of dry ice (solid CO;) is cooled to 173 K (-100.0°C), and is set on a table at room temperature (298 K; 25°C). At what temperature is the rate of sublimation and deposition the same (assume that pressure is held constant at 1 atm)? (une) aunssaid Pressure (atm)

INTERPRETING PHASE DIAGRAMS OF WATER AND CARBON DIOXIDE 218 Liquid B Liquid Solid Solid 5.2 Gas Gas 0.006 273 273.2 373 647 197.5 216.6 304.25 Phase diagram of water Phase diagram of CO, Based from the phase diagrams of water and carbon dioxide, answer the following questions and justify your answers: 1. You have ice at 263 K (-10.0°C) and 1.0 atm. What could you do to make the ice sublime? 2. A sample of dry ice (solid CO;) is cooled to 173 K (-100.0°C), and is set on a table at room temperature (298 K; 25°C). At what temperature is the rate of sublimation and deposition the same (assume that pressure is held constant at 1 atm)? (une) aunssaid Pressure (atm)

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter10: Solids, Liquids, And Phase Transitions

Section: Chapter Questions

Problem 69AP

See similar textbooks

Similar questions

Given the following data about xenon, normalboilingpoint=108Cnormalmeltingpoint=112Ctriplepoint=121Cat281mmHgcriticalpoint=16.6Cat58atm (a) Construct an approximate phase diagram for xenon. (b) Estimate the vapor pressure of xenon at -115C. (c) Is the density of solid Xe larger than that for liquid Xe?
The phase diagram for a substance, X, is shown below. At a given temperature and pressure liquid X is in equilibrium with its vapour inside a closed, thermally insulated vessel, as shown by point A on the phase diagram. The vessel is connected to another identical vessel, which is under vacuum. Describe what happens when the stop-cock between the two vessels is opened.
The molar volume of a certain solid is 142.0 cm3mol-1 at 1.00 atm and a melting point of 427.15 K. The molar volume of the liquid at this temperature and pressure is 152.6 cm3mol-1. At 1.2 MPa, the melting temperature changes to 429.26 K. Calculate the enthalpy and entropy of fusion of the soliddPdT=ΔSfusΔVfusdPdT=ΔSfusΔVfusΔSfusAnswerJ/K mol ΔHAnswerKJ/mol
What is the vapor pressure of Ag at 2365.8 K if its heat of vaporization and boiling point are 285.00 kJ/mol and 2485.2 K, respectively?
is the phase diagram of sulphur. At 95.4˚C, the densities of rhombic andmonoclinic sulphur are 2.07 g cm-3and 1.96 g cm-3, whilst the enthalpy change for thephase transition from rhombic to monoclinic sulphur is 0.3 kJ mol-1. i) How many triple points are there?ii) What is the most stable form of sulphur under normal conditions?iii) Describe what happens when sulphur at 1 atm is heated from 80˚C to 200˚C.iv) Determine the volume change ΔV for the transformation from rhombic tomonoclinic sulphur.v) Estimate the pressure at which rhombic and monoclinic sulphur coexist inequilibrium at a temperature of 373 K.
The molar volume of a certain solid is 142.0 cm3 mol−1 at 1.00 atm and 427.15 K, its melting temperature. The molar volume of the liquid at this temperature and pressure is 152.6 cm3 mol−1 . At 1.2 MPa the melting temperature changes to 429.26 K. Calculate the enthalpy and entropy of fusion of the solid.
The next phase diagram looks at the effect of changing pressure at constant temperature. Give the state(s) at each of the points 1 to 10.
The phase diagram of NH3 can be characterized by the following information. The normal melting and boiling points are 195.2 and 239.82 K, respectively; the triple point pressure and temperature are 6077 Paand 195.41 K, respectively. The critical point is found at 112.8 x 105 Pa and 405.5 K. Make a sketch of the P-T phase diagram (not necessarily to scale). Place a point in the phase diagram for the following conditions.State which and how many phases are present.a. 195.41 K, 9506 Pab. 195.41 K, 6077 Pac. 245.5 K, 101325 Pad. 415 K, 115000 Pae. 185.5 K, 6077 Pa
The normal boiling point of liquid ethane thiol is 309 K. Assuming that its molar heat of vaporization is constant at 28.0 kJ/mol, the boiling point of C2H5SH when the external pressure is 1.34 atm is ?
The molar volume of a certain solid is 142.0 cm3 mol-1 at 1.00 atm and 427.15 K, itsmelting temperature. The molar volume of the liquid at this temperature and pressure is152.6 cm3 mol-1. At 1.2 MPa the melting temperature changes to 429.26 K. Calculatethe enthalpy and entropy of fusion of the solid.
From the following phase diagram,give the nature of phases present in the numbered areas and its the degrees of freedom. m
The slope of the solid - liquid coexistence curve in the water phase diagram is-135atm/K . At 1 atm, an 80 kg ice skater manages 2 cm2 contact area with the ice (really sharp skates). What pressure is exerted on the ice by the skater