Physical Chemistry
2nd Edition
ISBN: 9781133958437
Author: Ball, David W. (david Warren), BAER, Tomas
Publisher: Wadsworth Cengage Learning,
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Question
Chapter 6, Problem 6.53E
Interpretation Introduction
Interpretation:
The given statement that four phases can never exist at the same point in a single-component
Concept introduction:
Phase diagram represents the different physical states of a substance at different values of temperature and pressure. The degree of freedom is the independent values that represent the configuration of a system.
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5) How many phases are present in the following systems? Also define each of the
terminologies associated with the phase diagram.
Cu(s) + H2O(g)
CuO(s) + H2 (g)
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(s)
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ZnSO4. 5H2O(s)
Explain using an example the relationship of chemical potential to phase equilibrium.
Use the phase rule to discuss the form of the phase diagram of sulfur, which has two solid phases, one liquid phase, and one vapour phase. Identify the number of degrees of freedom for each possible combination of phase equilibrium.
Chapter 6 Solutions
Physical Chemistry
Ch. 6 - Prob. 6.1ECh. 6 - Prob. 6.2ECh. 6 - Prob. 6.3ECh. 6 - Prob. 6.4ECh. 6 - Prob. 6.5ECh. 6 - Prob. 6.6ECh. 6 - Prob. 6.7ECh. 6 - Prob. 6.8ECh. 6 - 6.9. Identify and explain the sign on in equation...Ch. 6 - 6.10. Use Hess’s law to prove that .
Ch. 6 - 6.11. Calculate the amount of heat necessary to...Ch. 6 - Prob. 6.12ECh. 6 - Assume that the vapH of an evaporating liquid...Ch. 6 - 6.14. As a follow-up to the previous exercise,...Ch. 6 - Prob. 6.15ECh. 6 - 6.16. What is for isothermal conversion of liquid...Ch. 6 -
6.17. Estimate the melting point of nickel, Ni,...Ch. 6 -
6.18. Estimate the boiling point of platinum, Pt,...Ch. 6 - Prob. 6.19ECh. 6 - Prob. 6.20ECh. 6 - 6.21. What assumption is used in the integration...Ch. 6 - Prob. 6.22ECh. 6 - Sulfur, in its cyclic molecular form having the...Ch. 6 - Prob. 6.24ECh. 6 - 6.25. Phosphorus exists as several allotropes that...Ch. 6 - Prob. 6.26ECh. 6 - 6.27. What is higher for a substance: its normal...Ch. 6 - 6.28. Elemental gallium is another substance whose...Ch. 6 - Prob. 6.29ECh. 6 - Consider the sulfur solid-state phase transition...Ch. 6 - 6.31. If it takes mega bars of pressure to change...Ch. 6 - Prob. 6.32ECh. 6 - Four alcohols have the formula C4H9OH: 1-butanol,...Ch. 6 - Prob. 6.34ECh. 6 - At 20.0C, the vapor pressure of ethanol is...Ch. 6 - Prob. 6.36ECh. 6 - Prob. 6.37ECh. 6 - Ethanol has a density of 0.789g/cm3 and a vapor...Ch. 6 - Prob. 6.39ECh. 6 - Prob. 6.40ECh. 6 - Prob. 6.41ECh. 6 - 6.42. At what pressure does the boiling point of...Ch. 6 - Prob. 6.43ECh. 6 - Prob. 6.44ECh. 6 - Prob. 6.45ECh. 6 - Prob. 6.46ECh. 6 - Prob. 6.47ECh. 6 - 6.48. Explain how glaciers, huge masses of solid...Ch. 6 - Prob. 6.49ECh. 6 - Prob. 6.50ECh. 6 - Prob. 6.51ECh. 6 - Prob. 6.52ECh. 6 - Prob. 6.53ECh. 6 - Prob. 6.54ECh. 6 - Prob. 6.55ECh. 6 - Prob. 6.56ECh. 6 - Prob. 6.57ECh. 6 - Use the phase diagram of water in Figure 6.6 and...Ch. 6 - Prob. 6.59ECh. 6 - Prob. 6.60ECh. 6 - At the triple point of a substance, the vapor...Ch. 6 - Prob. 6.62ECh. 6 - Prob. 6.63ECh. 6 - Prob. 6.64ECh. 6 - Prob. 6.65ECh. 6 - Prob. 6.66ECh. 6 - The phase diagram for elemental sulfur is shown in...Ch. 6 - Consider the phase diagram of sulfur in the...Ch. 6 - Prob. 6.69ECh. 6 - Rearrange the Clausius-Clapeyron equation,...
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- What named equation(s) define the lines in single-component phase diagrams?arrow_forwardCould you help me with #7? I included a picture of the phase diagram that was given.arrow_forward1. Identify five mistakes in the following hypothetical two component phase diagram with suitable explanationsarrow_forward
- 1. How many phases are present at each of the points a-d indicated in the phase diagram (for a pure substance)? Evaluate the number of degrees of freedom based on Gibbs' phase rule for each point. Pressure C Temperaturearrow_forwardDefine a phase and state the Gibbs phase rulearrow_forwardTwo phases "a" and "b" of a pure substance are in equilibrium at some temperature and pressure. Which must be true? A)Molar enthalpies of both phases are equal. B)Chemical potentials of both phases are equal C) Molar entropies of both phases are equal D) Volumesof both phases are equalarrow_forward
- Consider the phase diagram for water. In what pressure range and in what temperature range must H2O exist in order for H2O1s2 to sublime to H2O1g2?arrow_forwardWhat is the maximum number of phases that can be in mutual equilibrium in a four-component system?arrow_forwardOn a single-component phase diagram, one must cross a coexistence line to move from the region for liquids to the region for gases. True Falsearrow_forward
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