Business
Engineering
Math
Science
Social Science
An aqueous antifreeze solution is 40.0% ethylene glycol (C 2 H 6 O 2 ) by mass. The density of the solution is 1.05 g/cm 3 . Calculate the molality, molarity, and mole fraction of the ethylene glycol.
BuyFindarrow_forward
Chemistry: An Atoms First Approach
2nd Edition
Steven S. Zumdahl + 1 other
Publisher: Cengage Learning
ISBN: 9781305079243
Solutions
Chapter
Section
BuyFindarrow_forward
Chemistry: An Atoms First Approach
2nd Edition
Steven S. Zumdahl + 1 other
Publisher: Cengage Learning
ISBN: 9781305079243
Chapter 10, Problem 30E
Textbook Problem
79 views
An aqueous antifreeze solution is 40.0% ethylene glycol (C2H6O2) by mass. The density of the solution is 1.05 g/cm3. Calculate the molality, molarity, and mole fraction of the ethylene glycol.
Interpretation Introduction
Interpretation:
The molality, molarity and mole fraction of ethylene glycol has to be calculated.
Explanation of Solution
To calculate the molality of ethylene glycol:
Record the given info
Mass of Ethylene glycol =
Density of solution =
Molar mass of Ethylene glycol =
Molality of Ethylene glycol =
=
Molality of Ethylene glycol =
To calculate the molarity of the solution:
Record the given info
Mass of Ethylene glycol =
Density of solution =
Molar mass of Ethylene glycol =
Molarity of solution =
=
Chapter 10 Solutions
Chemistry: An Atoms First Approach
Show all chapter solutions
addCh. 10 - The four most common ways to describe solution...Ch. 10 - Using KF as an example, write equations that refer...Ch. 10 - What does the axiom like dissolves like mean?...Ch. 10 - Structure, pressure, and temperature all have an...Ch. 10 - Define the terms in Raoults law. Figure 10-9...Ch. 10 - In terms of Raoults law, distinguish between an...Ch. 10 - Vapor-pressure lowering is a colligative property,...Ch. 10 - What is osmotic pressure? How is osmotic pressure...Ch. 10 - Distinguish between a strong electrolyte, a weak...Ch. 10 - What is a colloidal dispersion? Give some examples...
Ch. 10 - Consider Fig. 10-9. According to the caption and...Ch. 10 - Once again, consider Fig. 10-9. Suppose instead of...Ch. 10 - Assume that you place a freshwater plant into a...Ch. 10 - How does Hsoln relate to deviations from Raoults...Ch. 10 - You have read that adding a solute to a solvent...Ch. 10 - You drop an ice cube (made from pure water) into a...Ch. 10 - Using the phase diagram for water and Raoults law,...Ch. 10 - You and your friend are each drinking cola from...Ch. 10 - Is molality or molarity dependent on temperature?...Ch. 10 - Consider a beaker of salt water sitting open in a...Ch. 10 - Rubbing alcohol contains 585 g isopropanol...Ch. 10 - What mass of sodium oxalate (Na2C2O4) is needed to...Ch. 10 - What volume of 0.25 M HCl solution must be diluted...Ch. 10 - What volume of a 0.580-M solution of CaCl2...Ch. 10 - Calculate the sodium ion concentration when 70.0...Ch. 10 - Write equations showing the ions present after the...Ch. 10 - Rationalize the temperature dependence of the...Ch. 10 - The weak electrolyte NH3(g) does not obey Henrys...Ch. 10 - The two beakers in the sealed container...Ch. 10 - The following plot shows the vapor pressure of...Ch. 10 - When pure methanol is mixed with water, the...Ch. 10 - Detergent molecules can stabilize the emulsion of...Ch. 10 - For an acid or a base, when is the normality of a...Ch. 10 - In order for sodium chloride to dissolve in water,...Ch. 10 - Which of the following statements is(are) true?...Ch. 10 - Is the following statement true or false? Explain...Ch. 10 - Explain the terms isotonic solution, crenation,...Ch. 10 - What is ion pairing?Ch. 10 - A solution of phosphoric acid was made by...Ch. 10 - An aqueous antifreeze solution is 40.0% ethylene...Ch. 10 - Common commercial acids and bases are aqueous...Ch. 10 - In lab you need to prepare at least 100 mL of each...Ch. 10 - A solution is prepared by mixing 25 mL pentane...Ch. 10 - A solution is prepared by mixing 50.0 mL toluene...Ch. 10 - A bottle of wine contains 12.5% ethanol by volume....Ch. 10 - Calculate the molarity and mole fraction of...Ch. 10 - A 1.37 -M solution of citric acid (H3C6H5O7) in...Ch. 10 - Calculate the normality of each of the following...Ch. 10 - The lattice energy of NaI is 686 kJ/mol, and the...Ch. 10 - a. Use the following data to calculate the...Ch. 10 - Although Al(OH)3 is insoluble in water, NaOH is...Ch. 10 - The high melting points of ionic solids indicate...Ch. 10 - Which solvent, water or carbon tetrachloride,...Ch. 10 - Which solvent, water or hexane (C6H14), would you...Ch. 10 - For each of the following pairs, predict which...Ch. 10 - Which ion in each of the following pairs would you...Ch. 10 - Rationalize the trend in water solubility for the...Ch. 10 - In flushing and cleaning columns used in liquid...Ch. 10 - The solubility of nitrogen in water is 8.21 104...Ch. 10 - Calculate the solubility of O2 in water at a...Ch. 10 - Glycerin, C3H8O3, is a nonvolatile liquid. What is...Ch. 10 - The vapor pressure of a solution containing 53.6 g...Ch. 10 - The normal boiling point of diethyl ether is...Ch. 10 - At a certain temperature, the vapor pressure of...Ch. 10 - A solution is made by dissolving 25.8 g urea...Ch. 10 - A solution of sodium chloride in water has a vapor...Ch. 10 - Pentane (C5H12) and hexane (C6H14) form an ideal...Ch. 10 - A solution is prepared by mixing 0.0300 mole of...Ch. 10 - What is the composition of a methanol...Ch. 10 - Benzene and toluene form an ideal solution....Ch. 10 - Which of the following will have the lowest total...Ch. 10 - Which of the choices in Exercise 61 has the...Ch. 10 - Match the vapor pressure diagrams with the...Ch. 10 - The vapor pressures of several solutions of...Ch. 10 - A solution is prepared by dissolving 27.0 g urea,...Ch. 10 - A 2.00-g sample of a large biomolecule was...Ch. 10 - What mass of glycerin (C3H8O3), a nonelectrolyte,...Ch. 10 - The freezing point of 1-butanol is 25.50C and Kf...Ch. 10 - Calculate the freezing point and boiling point of...Ch. 10 - What volume of ethylene glycol (C2H6O2), a...Ch. 10 - Reserpine is a natural product isolated from the...Ch. 10 - A solution contains 3.75 g of a nonvolatile pure...Ch. 10 - a. Calculate the freezing-point depression and...Ch. 10 - Erythrocytes are red blood cells containing...Ch. 10 - An aqueous solution of 10.00 g of catalase, an...Ch. 10 - A 0.15-g sample of a purified protein is dissolved...Ch. 10 - How would you prepare 1.0 L of an aqueous solution...Ch. 10 - How would you prepare 1.0 L of an aqueous solution...Ch. 10 - Consider the following solutions: 0.010 m Na3PO4...Ch. 10 - From the following: pure water solution of...Ch. 10 - Calculate the freezing point and the boiling point...Ch. 10 - A water desalination plant is set up near a salt...Ch. 10 - Determine the vant Hoff factor for the following...Ch. 10 - Consider the following representations of an ionic...Ch. 10 - Calculate the freezing point and the boiling point...Ch. 10 - Calculate the freezing point and the boiling point...Ch. 10 - Use the following data for three aqueous solutions...Ch. 10 - The freezing-point depression of a 0.091-m...Ch. 10 - In the winter of 1994, record low temperatures...Ch. 10 - A 0.500-g sample of a compound is dissolved in...Ch. 10 - The solubility of benzoic acid (HC7H5O2), is 0.34...Ch. 10 - Given the following electrostatic potential...Ch. 10 - In Exercise 96 in Chapter 8, the pressure of CO2...Ch. 10 - Explain the following on the basis of the behavior...Ch. 10 - The term proof is defined as twice the percent by...Ch. 10 - At 25C, the vapor in equilibrium with a solution...Ch. 10 - For each of the following solute-solvent...Ch. 10 - A solution is made by mixing 50.0 g acetone...Ch. 10 - If the fluid inside a tree is about 0.1 M more...Ch. 10 - Thyroxine, an important hormone that controls the...Ch. 10 - If the human eye has an osmotic pressure of 8.00...Ch. 10 - An unknown compound contains only carbon,...Ch. 10 - Consider the following: What would happen to the...Ch. 10 - Consider an aqueous solution containing sodium...Ch. 10 - What stabilizes a colloidal suspension? Explain...Ch. 10 - The freezing point of an aqueous solution is ...Ch. 10 - Specifications for lactated Ringers solution,...Ch. 10 - Patients undergoing an upper gastrointestinal...Ch. 10 - A solution is prepared by dissolving 52.3 g cesium...Ch. 10 - The lattice energy of NaCl is 786 kJ/mol, and the...Ch. 10 - For each of the following pairs, predict which...Ch. 10 - The normal boiling point of methanol is 64.7C. A...Ch. 10 - A solution is prepared by mixing 1.000 mole of...Ch. 10 - The molar mass of a non electrolyte is 58.0 g/mol....Ch. 10 - A 4.7 102 mg sample of a protein is dissolved in...Ch. 10 - A solid consists of a mixture of NaNO3 and...Ch. 10 - The vapor pressure of pure benzene is 750.0 torr...Ch. 10 - Liquid A has vapor pressure x, and liquid B has...Ch. 10 - Plants that thrive in salt water must have...Ch. 10 - You make 20.0 g of a sucrose (C12H22O11) and NaCl...Ch. 10 - An aqueous solution is 1.00% NaCl by mass and has...Ch. 10 - The vapor in equilibrium with a pentane-hexane...Ch. 10 - A forensic chemist is given a white solid that is...Ch. 10 - A 1.60-g sample of a mixture of naphthalene...Ch. 10 - A solid mixture contains MgCl2 and NaCl. When...Ch. 10 - Formic acid (HCO2H) is a monoprotic acid that...Ch. 10 - You have a solution of two volatile liquids, A and...Ch. 10 - In some regions of the southwest United States,...Ch. 10 - Creatinine, C4H7N3O, is a by-product of muscle...Ch. 10 - An aqueous solution containing 0.250 mole of Q, a...Ch. 10 - Anthraquinone contains only carbon, hydrogen, and...
Additional Science Textbook Solutions
Find more solutions based on key concepts
Show solutions addA 124-g sample of a pure liquid, liquid A, with a density of 3.00 g/mL is mixed with a 40.8-mL sample of a pure...
General Chemistry - Standalone book (MindTap Course List)
The fundamental unit of length or distance in the metric system is the _________ .
Introductory Chemistry: A Foundation
A surveyor measures the distance across a straight river by the following method: starting directly across from...
College Physics
What are the moral implications of using alcohol during pregnancy?
Understanding Nutrition (MindTap Course List)
Refer to Figure 9.24. Using the texture triangle, determine the textures of the following soil samples.
Fundamentals of Physical Geography
All antioxidants ________. a. prevent other molecules from being oxidized. b. are coenzymes c. balance charge d...
Biology: The Unity and Diversity of Life (MindTap Course List)
Determine the range of wavelengths in the UV radiation band.
Inquiry into Physics
connect In what way are polydnaviruses mutualistic partners with certain wasps?
Biology (MindTap Course List)
Over-the-counter drugs for obesity are most often effective and pose little risk.
Nutrition: Concepts and Controversies - Standalone book (MindTap Course List)
12. Give two examples of each:
a. alkali metal
b. alkaline earth metal
c. halogen
d. noble gas
e. metal
f. nonm...
Chemistry In Focus
Assume you have 0.123 mol of each of the following compounds. What mass of each is present? (a) C14H10O4, benzo...
Chemistry & Chemical Reactivity
A baseball pitcher throws the ball in a motion where there is rotation of the forearm about the elbow joint as ...
College Physics
Modern oil tankers weigh more than a half-million tons and have lengths of up to one-fourth mile. Such massive ...
An Introduction to Physical Science
18-32 Starting with the definition of Ka of a weak acid, HA as HA+H 2 O A +H 3 O + K a = [A ][H 3 O + ] [HA]...
Introduction to General, Organic and Biochemistry
a Differentiate between the quantum numbers s and ms. b What will the possible values of ms be for a particle h...
Physical Chemistry
Which compound in each of the following pairs would you expect to have the higher boiling point? Explain your a...
Chemistry for Today: General, Organic, and Biochemistry
The meat from one hazelnut has a mass of 0.985 g. (a) What is the mass of a millionth of a mole (106) of hazeln...
Chemistry: Principles and Reactions
• use models (real or software) to help visualize common molecular shapes.
Chemistry for Engineering Students
REFLECT AND APPLY List three mechanisms that relax the twisting stress in helical DNA molecules.
Biochemistry
The MVV in normal healthy men ages 20 to 30 years is A. 60 L/min B. 100 L/min C. 170 L/min D. 240 L/min
Cardiopulmonary Anatomy & Physiology
Name two strategies for decreasing a school-age childs sedentary behaviors.
Nutrition Through The Life Cycle
Why are some genes expressed and some not?
BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
Human haploid gametes (sperm and eggs) contain: a. 46 chromosomes, 46 chromatids b. 46 chromosomes, 23 chromati...
Human Heredity: Principles and Issues (MindTap Course List)
Study Figure 1.5. Then summarize what biological organization means. Figure 1.5 Animated! An overview of the le...
Human Biology (MindTap Course List)
Imagine that you work in a police lab and use a spectrograph to determine the chemical composition of samples f...
Horizons: Exploring the Universe (MindTap Course List)
Discuss Concepts Researchers have noticed that some men who were sterile because their sperm cells were unable ...
Biology: The Dynamic Science (MindTap Course List)
Assign a number (C1, C2, C3, etc.) to the anomeric carbon atom in each of the structures in Problem 18-81.
Organic And Biological Chemistry
Draw an orbital picture of thiazole. Assume that both the nitrogen and sulfur atoms are sp2-hybridized, and sho...
Organic Chemistry
A sample of H2C2O4.2H2O of mass 3.35 g is heated to drive off the waters of hydration (designated separately in...
Chemistry for Engineering Students
In many applications, it is necessary to expand or decrease the diameter of a beam of parallel rays of light, w...
Physics for Scientists and Engineers
One gallon of paint (volume = 3.79 103 m3) covers an area of 25.0 m2. What is the thickness of the fresh paint...
College Physics
For each of the following pairs of structures, determine whether they are 1. Different conformations of the sam...
General, Organic, and Biological Chemistry
Explain how Portland, Oregon has attempted to become a more sustainable city.
Environmental Science (MindTap Course List)
Match the term listed in Column A with its definition from Column A Column B 5. _____ Puberty a. A tissue about...
Nutrition Through the Life Cycle (MindTap Course List)
If there is no away where organisms can get rid of their wastes due to the law of conservation of matter, why i...
Environmental Science (MindTap Course List)
A bag of cement weighing 325 N hangs in equilibrium from three wires as suggested in Figure P5.33. Two of the w...
Physics for Scientists and Engineers, Technology Update (No access codes included)
Evolution ____. a. is natural selection b. is change in a line of descent c. can occur by natural selection d. ...
Biology: The Unity and Diversity of Life (MindTap Course List)
Chemists often refer to the decree of ionization of a weak acid or base and give it the symbol . The equilibriu...
Chemistry & Chemical Reactivity
Give a brief written explanation of the function of DNA and of RNA.
Introductory Chemistry: An Active Learning Approach
Measure the CH3,CH3 distance in the energy-minimized model of cis-2-butene and the CH3,H distance in the energy...
Organic Chemistry
(a) Calculate the R-value of a thermal window made of two single panes of glass each 0.125 in. thick and separa...
Physics for Scientists and Engineers with Modern Physics
What evidence can you cite that galactic cannibalism really happens?
Foundations of Astronomy (MindTap Course List)
Is evolution by natural selection a random process?
Oceanography: An Invitation To Marine Science, Loose-leaf Versin
In Figure 33.9A (page 1052), the switch is closed at a at t = 0. a. Find an expression for the total energy dis...
Physics for Scientists and Engineers: Foundations and Connections
