Chemistry: Structure and Properties (2nd Edition)
2nd Edition
ISBN: 9780134293936
Author: Nivaldo J. Tro
Publisher: PEARSON
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Question
Chapter 13, Problem 30E
Interpretation Introduction
To determine: Whether the given compounds have greater solubility in water or in hexane and propose the intermolecular forces present among the solute and solvent molecules.
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Chapter 13 Solutions
Chemistry: Structure and Properties (2nd Edition)
Ch. 13 - What is a solution? What are the solute and...Ch. 13 - What does it mean when we say that a substance is...Ch. 13 - Why do two ideal gases thoroughly mix when...Ch. 13 - Prob. 4ECh. 13 - Prob. 5ECh. 13 - Explain how the relative strengths of...Ch. 13 - What does the statement like dissolves like mean...Ch. 13 - Prob. 8ECh. 13 - What is the heat of hydration(Hhydration)? How...Ch. 13 - Prob. 10E
Ch. 13 - How does temperature affect the solubility of a...Ch. 13 - Prob. 12ECh. 13 - How does pressure affect the solubility of a gas...Ch. 13 - What is Henry’s law? For what kinds of...Ch. 13 - Prob. 15ECh. 13 - How are parts by mass and parts by volume used in...Ch. 13 - Prob. 17ECh. 13 - What is Raoult’s law? For what kind of...Ch. 13 - Explain the difference between an ideal and a...Ch. 13 - Prob. 20ECh. 13 - Prob. 21ECh. 13 - What are colligative properties?Ch. 13 - Prob. 23ECh. 13 - Explain the significance of the van’t Hoff factor...Ch. 13 - Prob. 25ECh. 13 - Pick an appropriate solvent from Table 13.3 to...Ch. 13 - Which molecule would you expect to be more soluble...Ch. 13 - Prob. 28ECh. 13 - Prob. 29ECh. 13 - Prob. 30ECh. 13 - When ammonium chloride (NH4Cl) is dissolved in...Ch. 13 - Prob. 32ECh. 13 - Prob. 33ECh. 13 - Use the given data to calculate the heats of...Ch. 13 - Lithium iodide has a lattice energy of...Ch. 13 - Prob. 36ECh. 13 - A solution contains 25 g of NaCl per 100.0 g of...Ch. 13 - A solution contains 32 g of KNO3 per 100.0 g of...Ch. 13 - Prob. 39ECh. 13 - A KCI solution containing 42 g of KCI per 100.0 g...Ch. 13 - Some laboratory procedures involving...Ch. 13 - A person preparing a fish tank fills the tank with...Ch. 13 - Prob. 43ECh. 13 - Scuba divers breathing air at increased pressure...Ch. 13 - Calculate the mass of nitrogen dissolved at room...Ch. 13 - Use Henry’s law to determine the molar solubility...Ch. 13 - An aqueous NaCl solution is made using 112 g of...Ch. 13 - Prob. 48ECh. 13 - To what volume should you dilute 50.0 mL of a...Ch. 13 - Prob. 50ECh. 13 - Silver nitrate solutions are used to plate silver...Ch. 13 - Prob. 52ECh. 13 - Prob. 53ECh. 13 - Prob. 54ECh. 13 - You can purchase nitric acid in a concentrated...Ch. 13 - You can purchase hydrochloric acid in a...Ch. 13 - Prob. 57ECh. 13 - Prob. 58ECh. 13 - Prob. 59ECh. 13 - Prob. 60ECh. 13 - Prob. 61ECh. 13 - Prob. 62ECh. 13 - Prob. 63ECh. 13 - Prob. 64ECh. 13 - A beaker contains 100.0 mL of pure water. A second...Ch. 13 - Which solution has the highest vapor pressure? a....Ch. 13 - Calculate the vapor pressure of a solution...Ch. 13 - A solution contains naphthalene (C10H8) dissolved...Ch. 13 - A solution contains 50.0 g of heptane (C7H16) and...Ch. 13 - A solution contains a mixture of pentane and...Ch. 13 - A solution contains 4.08 g of chloroform (C3H8O3)...Ch. 13 - A solution of methanol and water has a mole...Ch. 13 - Prob. 73ECh. 13 - An ethylene glycol solution contains 21.2 g of...Ch. 13 - Calculate the freezing point and melting point of...Ch. 13 - Calculate the freezing point and melting point of...Ch. 13 - An aqueous solution containing 17.5 g of an...Ch. 13 - An aqueous solution containing 35.9 g of an...Ch. 13 - Calculate the osmotic pressure of a solution...Ch. 13 - Prob. 80ECh. 13 - A solution containing 27.55 mg of an unknown...Ch. 13 - Prob. 82ECh. 13 - Calculate the freezing point and boiling point...Ch. 13 - Calculate the freezing point and boiling point in...Ch. 13 - What mass of salt (NaCl) should you add to 1.00 L...Ch. 13 - Prob. 86ECh. 13 - Use the van’t Hoff factors in Table 13.7 to...Ch. 13 - Prob. 88ECh. 13 - A 1.2-m aqueous solution of an ionic compound with...Ch. 13 - A 0.95-m aqueous solution of an ionic compound...Ch. 13 - Prob. 91ECh. 13 - Prob. 92ECh. 13 - Prob. 93ECh. 13 - An aqueous CaCl2 solution has a vapor pressure of...Ch. 13 - Prob. 95ECh. 13 - Prob. 96ECh. 13 - Potassium perchlorate (KClO4) has a lattice energy...Ch. 13 - Sodium hydroxide (NaOH) has a lattice energy of...Ch. 13 - Prob. 99ECh. 13 - Prob. 100ECh. 13 - Prob. 101ECh. 13 - Water softeners often replace calcium ions in hard...Ch. 13 - Prob. 103ECh. 13 - Prob. 104ECh. 13 - Prob. 105ECh. 13 - Prob. 106ECh. 13 - An isotonic solution contains 0.90% NaCl mass to...Ch. 13 - Prob. 108ECh. 13 - Prob. 109ECh. 13 - When HNO2 dissolves in water, it partially...Ch. 13 - Prob. 111ECh. 13 - Prob. 112ECh. 13 - Prob. 113ECh. 13 - Distillation is a method of purification based on...Ch. 13 - Prob. 115ECh. 13 - Find the mass of urea (CH4N2O) needed to prepare...Ch. 13 - A solution contains 10.05 g of unknown compound...Ch. 13 - Prob. 118ECh. 13 - Prob. 119ECh. 13 - Prob. 120ECh. 13 - The small bubbles that form on the bottom of a...Ch. 13 - The vapor above a mixture of pentane and hexane at...Ch. 13 - A 1.10-g sample contains only glucose (C6H12O6)...Ch. 13 - Prob. 124ECh. 13 - Two alcohols, isopropyl alcohol and propyl...Ch. 13 - A metal, M, of atomic mass 96 amu reacts with...Ch. 13 - Prob. 127ECh. 13 - Prob. 128ECh. 13 - A solution is prepared by dissolving 11.60 g of a...Ch. 13 - Substance A is a nonpolar liquid and has only...Ch. 13 - Prob. 131ECh. 13 - Prob. 132ECh. 13 - Prob. 133ECh. 13 - Prob. 134ECh. 13 - Prob. 135ECh. 13 - Have each group member make a flashcard with one...Ch. 13 - Prob. 137ECh. 13 - Prob. 138ECh. 13 - Prob. 139ECh. 13 - Prob. 140ECh. 13 - Which compound is most soluble in octane (C8H18)?...Ch. 13 - Prob. 2SAQCh. 13 - A 500.0-mL sample of pure water is allowed to come...Ch. 13 - Prob. 4SAQCh. 13 - Prob. 5SAQCh. 13 - Prob. 6SAQCh. 13 - What is the vapor pressure of an aqueous ethylene...Ch. 13 - Prob. 8SAQCh. 13 - What mass of glucose (C6H12O6) should you dissolve...Ch. 13 - Which aqueous solution has the highest boiling...Ch. 13 - The osmotic pressure of a solution containing 22.7...Ch. 13 - The enthalpy of solution for NaOH is -44.6 kJ/mol....Ch. 13 - A 2.4-m aqueous solution of an ionic compound with...Ch. 13 - A solution is an equimolar mixture of two volatile...Ch. 13 - An aqueous solution is in equilibrium with a...
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- Starch contains CC, CH, CO, and OH bonds. Hydrocarbons have only CC and CH bonds. Both starch and hydrocarbons can form colloidal dispersions in water. Which dispersion is classified as hydrophobic? Which is hydrophilic? Explain briefly.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_forward6-111 As noted in Section 6-8C, the amount of external pressure that must be applied to a more concentrated solution to stop the passage of solvent molecules across a semipermeable membrane is known as the osmotic pressure The osmotic pressure obeys a law similar in form to the ideal gas law (discussed in Section 5-4), where Substituting for pressure and solving for osmotic pressures gives the following equation: RT MRT, where M is the concentration or molarity of the solution. (a) Determine the osmotic pressure at 25°C of a 0.0020 M sucrose (C12H22O11) solution. (b) Seawater contains 3.4 g of salts for every liter of solution. Assuming the solute consists entirely of NaCl (and complete dissociation of the NaCI salt), calculate the osmotic pressure of seawater at 25°C. (c) The average osmotic pressure of blood is 7.7 atm at 25°C. What concentration of glucose (C6H12O6) will be isotonic with blood? (d) Lysozyme is an enzyme that breaks bacterial cell walls. A solution containing 0.150 g of this enzyme in 210. mL of solution has an osmotic pressure of 0.953 torr at 25°C. What is the molar mass of lysozyme? (e) The osmotic pressure of an aqueous solution of a certain protein was measured in order to determine the protein's molar mass. The solution contained 3.50 mg of protein dissolved in sufficient water to form 5.00 mL of solution. The osmotic pressure of the solution at 25°C was found to be 1.54 torr. Calculate the molar mass of the protein.arrow_forward
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- Predict the relative solubility of each compound in the two solvents, on the basis of intermolecular attractions. (a) Is Br2 more soluble in water or in carbon tetrachloride? (b) Is CaCl2 more soluble in water or in benzene (C6H6)? (c) Is chloroform (CHCl3) more soluble in water or in diethyl ether [(C2H5)2O]? (d) Is ethylene glycol (HOCH2CH2OH) more soluble in water or in benzene (C6H6)?arrow_forwardRefer to Figure 13.10 ( Sec. 13-4b) to determine whether these situations would result in an unsaturated, saturated, or supersaturated solution. 120. g RbCl is added to 100. g H2O at 50 °C. 30. g KCl is dissolved in 100. g H2O at 70 °C. 20. g NaCl is dissolved in 50. g H2O at 60 °C. Figure 13.10 Solubility of ionic compounds versus temperature.arrow_forwardRefer to Figure 13.10 ( Sec. 13-4b) to answer these questions. (a) Does a saturated solution occur when 65.0 g LiCl is present in 100 g H2O at 40 C? Explain your answer. (b) Consider a solution that contains 95.0 g LiCl in 100 g H2O at 40 C. Is the solution unsaturated, saturated, or supersaturated? Explain your answer. (c) Consider a solution that contains 50. g Li2SO4 in 200. g H2O at 50 C. Is this solution unsaturated, saturated, or supersaturated? Explain your answer. Figure 13.10 Solubility of ionic compounds versus temperature.arrow_forward
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