Chemistry: Atoms First
3rd Edition
ISBN: 9781259638138
Author: Julia Burdge, Jason Overby Professor
Publisher: McGraw-Hill Education
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 12, Problem 12.117QP
Swimming coaches sometimes suggest that a drop of alcohol (ethanol) placed in an ear plugged with water “draws out the water.” Explain this action from a molecular point of view.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Explain through the concept of bonding why water was found to expand by approximately 9% when it freezes. Please give a short but clear explanation.
H H H H
H-C-OH
н-с-с-с-с-н
CaF2 (s)
H H H H
Methanol
Calcium fluoride (s)
Butane
Benzene
Fill in the table below, ranking the three solutes and solvents accordingly. If a ranking cannot be determined or the
values are expected to be the same or similar, you may state that. Please provide a brief explanation for each using
Intermolecular Forces.
Enthalpies
Lowest AH.obosot
Explanation
Highest AHevent:
Lowest AH.elute
Highest AHsgbute:
Lowest AHm:
Highest AHmix
Use your results from above to explain why Caf, is not soluble in benzene.
HIC
In a body of water, the surface tension caused by the attraction between water molecules is strong. Which of the following is a consequence of this property?
Water is considered to be a universal solvent.
When water freezes, the molecules move farther apart.
Only a limited amount of solute can be dissolved in a sample of water.
Objects with a higher density than water can be observed floating on water.
Chapter 12 Solutions
Chemistry: Atoms First
Ch. 12.2 - Prob. 12.1WECh. 12.2 - Prob. 1PPACh. 12.2 - Prob. 1PPBCh. 12.2 - The diagram on the left depicts a system at room...Ch. 12.2 - Prob. 12.2.1SRCh. 12.2 - Given the following information for C6F6,...Ch. 12.2 - Prob. 12.2.3SRCh. 12.2 - Using the result from question 12.2.3 and another...Ch. 12.3 - Prob. 12.2WECh. 12.3 - When silver crystallizes, it forms face-centered...
Ch. 12.3 - The density of sodium metal is 0.971 g/cm3 and the...Ch. 12.3 - Nickel has a face-centered cubic unit cell with an...Ch. 12.3 - A metal crystallizes in a body-centered cubic unit...Ch. 12.4 - How many of each ion are contained within a unit...Ch. 12.4 - Referring to Figure 12.23, determine how many of...Ch. 12.4 - Referring to Figure 12.23, determine how many of...Ch. 12.4 - Prob. 3PPCCh. 12.4 - The edge length of the NaCl unit cell is 564 pm....Ch. 12.4 - Prob. 4PPACh. 12.4 - NiO also adopts the face-centered cubic...Ch. 12.4 - The metal iridium (Ir) crystallizes with a...Ch. 12.4 - Prob. 5PPACh. 12.4 - Copper crystallizes in a face-centered cubic...Ch. 12.4 - Given that the diameter and average mass of a...Ch. 12.5 - (a) Calculate the amount of heat deposited oil the...Ch. 12.5 - Calculate the amount of energy (in kilojoules)...Ch. 12.5 - Determine the final state and temperature of 100 g...Ch. 12.5 - Prob. 6PPCCh. 12.5 - How much energy (in kilojoules) is required to...Ch. 12.5 - Prob. 12.5.2SRCh. 12.6 - Using the following phase diagram, (a) determine...Ch. 12.6 - Use the following phase diagram to (a) determine...Ch. 12.6 - Prob. 7PPBCh. 12.6 - Prob. 7PPCCh. 12.6 - Prob. 12.6.1SRCh. 12.6 - Prob. 12.6.2SRCh. 12 - Prob. 12.1KSPCh. 12 - Prob. 12.2KSPCh. 12 - Prob. 12.3KSPCh. 12 - Prob. 12.4KSPCh. 12 - Explain why liquids, unlike gases, are virtually...Ch. 12 - What is surface tension? What is the relationship...Ch. 12 - Prob. 12.3QPCh. 12 - Prob. 12.4QPCh. 12 - Prob. 12.5QPCh. 12 - Prob. 12.6QPCh. 12 - Prob. 12.7QPCh. 12 - Why does the viscosity of a liquid decrease with...Ch. 12 - Why is ice less dense than water?Ch. 12 - Prob. 12.10QPCh. 12 - Prob. 12.11QPCh. 12 - Prob. 12.12QPCh. 12 - Prob. 12.13QPCh. 12 - Predict which of the following liquids has greater...Ch. 12 - Prob. 12.15QPCh. 12 - Vapor pressure measurements at several different...Ch. 12 - The vapor pressure of liquid X is lower than that...Ch. 12 - Prob. 12.18QPCh. 12 - Prob. 12.19QPCh. 12 - Define the following terms: crystalline solid,...Ch. 12 - Prob. 12.21QPCh. 12 - Classify the solid states in terms of crystal...Ch. 12 - Prob. 12.23QPCh. 12 - Define X-ray diffraction. What are the typical...Ch. 12 - Prob. 12.25QPCh. 12 - What is the coordination number of each sphere in...Ch. 12 - Calculate the number of spheres that would be...Ch. 12 - Prob. 12.28QPCh. 12 - Barium metal crystallizes in a body-centered cubic...Ch. 12 - Prob. 12.30QPCh. 12 - Europium crystallizes in a body-centered cubic...Ch. 12 - Crystalline silicon has a cubic structure. The...Ch. 12 - Prob. 12.33QPCh. 12 - Prob. 12.34QPCh. 12 - Prob. 12.35QPCh. 12 - Prob. 12.36QPCh. 12 - Shown here is a zinc oxide unit cell. What is the...Ch. 12 - Describe and give examples of the following types...Ch. 12 - Prob. 12.39QPCh. 12 - A solid is hard, brittle, and electrically...Ch. 12 - A solid is soft and has a low melting point (below...Ch. 12 - Prob. 12.42QPCh. 12 - Which of the following are molecular solids and...Ch. 12 - Prob. 12.44QPCh. 12 - Prob. 12.45QPCh. 12 - What is a phase change? Name all possible changes...Ch. 12 - What is the equilibrium vapor pressure of a...Ch. 12 - Use any one of the phase changes to explain what...Ch. 12 - Define the following terms: (a) molar heat of...Ch. 12 - Prob. 12.50QPCh. 12 - What can we learn about the intermolecular forces...Ch. 12 - The greater the molar heat of vaporization of a...Ch. 12 - Prob. 12.53QPCh. 12 - A closed container of liquid pentane (bp = 36.1C)...Ch. 12 - What is critical temperature? What is the...Ch. 12 - Prob. 12.56QPCh. 12 - How do the boiling points and melting points of...Ch. 12 - Prob. 12.58QPCh. 12 - Prob. 12.59QPCh. 12 - Prob. 12.60QPCh. 12 - Which of the following phase transitions gives off...Ch. 12 - Prob. 12.62QPCh. 12 - Prob. 12.63QPCh. 12 - Calculate the amount of heat (in kilo joules)...Ch. 12 - Prob. 12.65QPCh. 12 - The molar heats of fusion and sublimation of lead...Ch. 12 - Prob. 12.67QPCh. 12 - How is the rate of evaporation of a liquid...Ch. 12 - Explain why steam at 100C causes more serious bums...Ch. 12 - The following compounds, listed with then- boiling...Ch. 12 - Prob. 12.71QPCh. 12 - Prob. 12.72QPCh. 12 - Explain how waters phase diagram differs from...Ch. 12 - The blades of ice skates are quite thin, so the...Ch. 12 - A length of wire is placed on top of a block of...Ch. 12 - Prob. 12.76QPCh. 12 - A phase diagram of water is shown. Label the...Ch. 12 - Prob. 12.78QPCh. 12 - Prob. 12.79QPCh. 12 - Prob. 12.80QPCh. 12 - Prob. 12.81QPCh. 12 - Prob. 12.82QPCh. 12 - The average distance between base pairs measured...Ch. 12 - A CO2 fire extinguisher is located on the outside...Ch. 12 - What is the vapor pressure of mercury at its...Ch. 12 - Prob. 12.86QPCh. 12 - The liquid-vapor boundary line in the phase...Ch. 12 - Prob. 12.88QPCh. 12 - Prob. 12.89QPCh. 12 - A student is given four solid samples labeled W,...Ch. 12 - Prob. 12.91QPCh. 12 - The diagram shows a kettle of boiling water....Ch. 12 - The south pole of Mars is covered with solid...Ch. 12 - The properties of gases, liquids, and solids...Ch. 12 - The standard enthalpy of formation of gaseous...Ch. 12 - Prob. 12.96QPCh. 12 - Under the same conditions of temperature and...Ch. 12 - The distance between Li+ and Cl is 257 pm in solid...Ch. 12 - Heat of hydration, that is, the heat change that...Ch. 12 - The fluorides of the second period elements and...Ch. 12 - Calculate the H for the following processes at...Ch. 12 - Prob. 12.102QPCh. 12 - Prob. 12.103QPCh. 12 - Ozone (O3) is a strong oxidizing agent that can...Ch. 12 - A sample of limestone (CaCO3) is heated in a...Ch. 12 - Carbon and silicon belong to Group 4A of the...Ch. 12 - Prob. 12.107QPCh. 12 - A 1.20-g sample of water is injected into an...Ch. 12 - What are the advantages of cooking the vegetable...Ch. 12 - A quantitative measure of how efficiently spheres...Ch. 12 - The phase diagram of helium is shown. Helium is...Ch. 12 - The phase diagram of sulfur is shown. (a) How many...Ch. 12 - Prob. 12.113QPCh. 12 - Argon crystallizes in the face-centered cubic...Ch. 12 - Given the phase diagram of carbon, answer the...Ch. 12 - Prob. 12.116QPCh. 12 - Swimming coaches sometimes suggest that a drop of...Ch. 12 - Prob. 12.118QPCh. 12 - Why do citrus growers spray their trees with water...Ch. 12 - Calcium metal crystallizes in a face-centered...Ch. 12 - A student heated a beaker of cold water (on a...Ch. 12 - The compound diclilorodifluoromethane (CCl2F2) has...Ch. 12 - Iron crystallizes in a body-centered cubic...Ch. 12 - Sketch the cooling curves of water from about 110C...Ch. 12 - Prob. 12.125QPCh. 12 - A sampleof water shows the following behavior as...Ch. 12 - A closed vessel of volume 9.6 L contains 2.0 g of...Ch. 12 - The electrical conductance of copper metal...Ch. 12 - Assuming ideal behavior, calculate the density of...Ch. 12 - Explain why drivers are advised to use motor oil...Ch. 12 - Prob. 12.131QPCh. 12 - Silicon used in computer chips must have an...Ch. 12 - Prob. 12.133QP
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Similar questions
- In the northern United States, summer cottages are usually closed up for the winter. When doing so, the owners winterize the plumbing by putting antifreeze in the toilet tanks, for example. Will adding 525 g of HOCH2CH2OH to 3.00 kg of water ensure that the water will not freeze at 25 C?arrow_forwardIt is possible to balance a paper clip on the surface of water in a beaker. lf you add a bit of soap to the water, however, the paper clip sinks. Explain how the paper clip can float and why it sinks when soap is added.arrow_forwardWhich of the following gases is expected to be most soluble in water? Explain your reasoning. (a) CH4 (b) CCI4 (c) CHCI3arrow_forward
- In the distillation of a pure substance (e.g., water), why does all of the water not vaporize at once when the boiling point is reached?arrow_forwardThe solubility of lead nitrate at 100C is 140.0 g/100 g water. A solution at 100C consists of 57.0 g of lead nitrate in 64.0 g of water. When the solution is cooled 10C to 25.0 g of lead nitrate crystallize out. What is the solubility of lead nitrate in g/100 g water at 10C?arrow_forwardSamples of each of the substances listed below are dissolved in 125 g of water. Which of the solutions has the highest boiling point? (a) 3.0 g sucrose, C12H22O11 (b) 1.0 g glycerol, C3H3(OH)3 (c) 1.0 g propylene glycol, C3H6(OH)2 (d) 2.0 g glucose, C6H12(OH)2arrow_forward
- Acetone, CH3COCH3, is a common laboratory solvent. It is usually contaminated with water, however. Why does acetone absorb water so readily? Draw molecular structures showing how water and acetone can interact. What intermolecular force(s) is(are) involved in the interaction?arrow_forwardA consequence of global warming is melting of the polar ice caps. This melting decreases deep water formation. Why? Would this effect represent a negative or positive feedback to global warming? Briefly explain.arrow_forwardHydrogen bonding between water molecules is essential to life on earth. Discuss one example of a biological phenomenon (micro or macroscopic) that is dependent on this hydrogen bonding network.arrow_forward
- Physical processes involve the breaking of intermolecular forces and chemical processes involve thebreaking of intramolecular forces. Draw/Label a particle diagram of MgCl2 dissolving in water showinghow both processes are involved.arrow_forwardProblem Solving: 1. A solution is made of 2.00 g of sucrose, C12H22011, in water, H20. The molar mass (MM) of sucrose is 342 g/mol. Calculate the (a) boiling point and (h) freezing point of the solution. (Hint: See Table 1 for given constants.) 2. A certain nonvolatile hydrocarbon that weighed 1.00 g was dissolved in 50.00 g of benzene. The resulting solution was boiled at 0.285 °C higher than the boiling point of pure benzene which boils at 80.1°C. Find the molar mass of the hydrocarbon. (Hint: See Table 1 for given constant.) 14arrow_forwardDigital Resources for Smartwork Direct Smartwork5 * Favorites < Module 4a: IMFS an... 画 03/14/21 ocramer5852@mail.kvcc.edu SCORE out of 15 Physical properties such as melting point, boiling point, and solubility are all dependent on the type of interparticle forces a substance experiences. Identify the type of interparticle force that has the greatest influence on the physical properties for each substance. Items (6 items) (Drag and drop into the appropriate area below) KI NH2OH CaCl2 PCI3 CH4 Cl2 Categories Dipole-dipole Forces Hydrogen Bonding lonic Bonding Dispersion Forces Drag and drop here Drag and drop here Drag and drop here Drag and drop here A SUBMIT ANSWER « 03/20arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Macroscale and Microscale Organic ExperimentsChemistryISBN:9781305577190Author:Kenneth L. Williamson, Katherine M. MastersPublisher:Brooks Cole
Chemistry & Chemical ReactivityChemistryISBN:9781337399074Author:John C. Kotz, Paul M. Treichel, John Townsend, David TreichelPublisher:Cengage Learning
Chemistry & Chemical ReactivityChemistryISBN:9781133949640Author:John C. Kotz, Paul M. Treichel, John Townsend, David TreichelPublisher:Cengage Learning
Chemistry by OpenStax (2015-05-04)ChemistryISBN:9781938168390Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark BlaserPublisher:OpenStax
Introductory Chemistry: A FoundationChemistryISBN:9781337399425Author:Steven S. Zumdahl, Donald J. DeCostePublisher:Cengage Learning
Chemistry: The Molecular ScienceChemistryISBN:9781285199047Author:John W. Moore, Conrad L. StanitskiPublisher:Cengage Learning
Macroscale and Microscale Organic Experiments
Chemistry
ISBN:9781305577190
Author:Kenneth L. Williamson, Katherine M. Masters
Publisher:Brooks Cole
Chemistry & Chemical Reactivity
Chemistry
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:Cengage Learning
Chemistry & Chemical Reactivity
Chemistry
ISBN:9781133949640
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:Cengage Learning
Chemistry by OpenStax (2015-05-04)
Chemistry
ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:OpenStax
Introductory Chemistry: A Foundation
Chemistry
ISBN:9781337399425
Author:Steven S. Zumdahl, Donald J. DeCoste
Publisher:Cengage Learning
Chemistry: The Molecular Science
Chemistry
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:Cengage Learning
Types of Matter: Elements, Compounds and Mixtures; Author: Professor Dave Explains;https://www.youtube.com/watch?v=dggHWvFJ8Xs;License: Standard YouTube License, CC-BY