0 Chemical Tools: Experimentation And Measurement 1 The Structure And Stability Of Atoms 2 Periodicity And The Electronic Structure Of Atoms 3 Atoms And Ionic Bonds 4 Atoms And Covalent Bonds 5 Covalent Bonds And Molecular Structure 6 Chemical Arithmetic: Stoichiometry 7 Reactions In Aqueous Solution 8 Thermochemistry: Chemical Energy 9 Gases: Their Properties And Behavior 10 Liquids, Solids, And Phase Changes 11 Solutions And Their Properties 12 The Rates And Mechanisms Of Chemical Reactions 13 Chemical Equilibrium: The Extent Of Chemical Reactions 14 Aqueous Equilibria: Acids And Bases 15 Applications Of Aqueous Equilibria 16 Thermodynamics: Entropy, Free Energy, And Equilibrium 17 Electrochemistry 18 Hydrogen, Oxygen, And Water 19 The Main-group Elements 20 Transition Elements And Coordination Chemistry 21 Metals And Solid-state Materials 22 Nuclear Chemistry 23 Organic And Biological Chemistry A.1 Scientific Notation A.2 Logarithms expand_more
15.1 Neutralization Reactions 15.2 The Common-ion Effect 15.3 Buffer Solutions 15.4 The Henderson–hasselbalch Equation 15.5 Ph Titration Curves 15.6 Strong Acid–strong Base Titrations 15.7 Weak Acid–strong Base Titrations 15.8 Weak Base–strong Acid Titrations 15.9 Polyprotic Acid–strong Base Titrations 15.10 Solubility Equilibria For Ionic Compounds 15.11 Measuring Ksp And Calculating Solubility From Ksp 15.12 Factors That Affect Solubility 15.13 Precipitation Of Ionic Compounds 15.14 Separation Of Ions By Selective Precipitation 15.15 Qualitative Analysis Chapter Questions expand_more
Problem 15.34CP: The following pictures represent solutions that contain one or more of the compounds H2A, NaHA, and... Problem 15.35CP: The following pictures represent solutions that contain a weak acid HA (pKa = 6.0) and its sodium... Problem 15.36CP: The strong acid HA is mixed with an equal molar amount of aqueous NaOH. Which of the following... Problem 15.37CP: The following pictures represent solutions at various stages in the titration of a weak diprotic... Problem 15.38CP: The following pictures represent solutions at various stages in the titration of sulfuric acid H2A... Problem 15.39CP: The following pictures represent solutions at various stages in the titration of a weak base B with... Problem 15.40CP Problem 15.41CP Problem 15.42CP Problem 15.43CP Problem 15.44SP: Is the pH greater than, equal to, or less than 7 after the neutralization of each of the following... Problem 15.45SP Problem 15.46SP: Which of the following mixtures has the higher pH? (a) Equal volumes of 0.10 M HF and 0.10 M NaOH... Problem 15.47SP: Which of the following mixtures has the lower pH? (a) Equal volumes of 0.10 M HClO4 and 0.10 M NaOH... Problem 15.48SP: Phenol (C6H5OH, Ka = 1.3 1010) is a weak acid used in mouthwashes, and pyridine (C5H5N, Kb = 1.8 ... Problem 15.49SP: Aniline (C6H5NH2, Kb = 4.3 1010) is a weak base used in the manufacture of dyes. Calculate the... Problem 15.50SP: The equilibrium constant Kn for the neutralization of lactic acid (C3H6O3) and urea (CH4N2O) is 2.1 ... Problem 15.51SP: The equilibrium constant Kn for the neutralization of boric acid (H3BO3) and caffeine (C8H10N4O2) is... Problem 15.52SP Problem 15.53SP: Does the pH increase, decrease, or remain the same on the addition of each of the following? (a)... Problem 15.54SP Problem 15.55SP: Calculate the pH of a solution prepared by mixing equal volumes of 0.20 M methylamine (CH3NH2, Kb =... Problem 15.56SP Problem 15.57SP: The pH of a solution of NH3 and NH4Br is 8.90. What is the molarity of NH4Br if the molarity of NH3... Problem 15.58SP Problem 15.59SP Problem 15.60SP Problem 15.61SP: Which of the following gives a buffer solution when equal volumes of the two solutions are mixed?... Problem 15.62SP Problem 15.63SP Problem 15.64SP: Calculate the pH of a buffer solution that is 0.20 M in HCN and 0.12 M in NaCN. Will the pH change... Problem 15.65SP Problem 15.66SP: Calculate the pH of 0.250 L of a 0.36 M formic acid0.30 M sodium formate buffer before and after the... Problem 15.67SP: Calculate the pH of0.375 L of a 0.18 M acetic acid0.29 M sodium acetate buffer before and after the... Problem 15.68SP Problem 15.69SP: Use the HendersonHasselbalch equation to calculate the ratio of H2CO3 to HCO3 in blood having a pH... Problem 15.70SP Problem 15.71SP: Give a recipe for preparing a CH3CO2HCH3CO2Na buffer solution that has pH = 4.44. Problem 15.72SP Problem 15.73SP Problem 15.74SP: What is the Ka of the amino acid leucine if it is 34.5% dissociated at pH = 9.46? Problem 15.75SP Problem 15.76SP Problem 15.77SP: Make a rough plot of pH versus milliliters of acid added for the titration of 50.0 ml. of 1.0 M NaOH... Problem 15.78SP Problem 15.79SP: Consider the titration of 50.0 mL of 0.116 M NaOH with 0.0750 M HCl. Calculate the pH after the... Problem 15.80SP: Consider the titration of 40.0 mL of 0.250 M HF with 0.200 M NaOH. How many milliliters of base are... Problem 15.81SP: A 100.0 mL sample of 0.100 M methylamine (CH3NH2, Kb = 3.7 104) is titrated with 0.250 M HNO3.... Problem 15.82SP Problem 15.83SP: Consider the titration of 25.0 mL of 0.0200 M H2CO3 with 0.0250 M KOH. Calculate the pH after the... Problem 15.84SP Problem 15.85SP: The equivalence point was reached in titrations of three unknown bases at pH 5.53 (base A), 4.11... Problem 15.86SP Problem 15.87SP: What is the pH at the equivalence point for the titration of 0.20 M solutions of the following acids... Problem 15.88SP Problem 15.89SP Problem 15.90SP Problem 15.91SP Problem 15.92SP Problem 15.93SP Problem 15.94SP Problem 15.95SP Problem 15.96SP Problem 15.97SP Problem 15.98SP: Use Le Chteliers principle to explain the following changes in the solubility of Ag2CO3 in water:... Problem 15.99SP: Use Le Chteliers principle to predict whether the solubility of BaF2 will increase, decrease, or... Problem 15.100SP: Calculate the molar solubility of PbCrO4 in: (a)Pure water (b)1.0 103 M K2CrO4 Problem 15.101SP: Calculate the molar solubility of SrF2 in: (a)0.010 M Sr(NO3)2 (b)0.010 M NaF Problem 15.102SP: Which of the following compounds are more soluble in acidic solution than in pure water? Write a... Problem 15.103SP: Which of the following compounds are more soluble in acidic solution than in pure water? Write a... Problem 15.104SP Problem 15.105SP: Is the solubility of Fe(OH)3 increased, decreased, or unchanged on addition of each of the following... Problem 15.106SP Problem 15.107SP Problem 15.108SP Problem 15.109SP Problem 15.110SP: Calculate the molar solubility of AgI in: (a)Pure water (b)0.10 M NaCN; Kf for Ag(CN)2 is 3.0 1020 Problem 15.111SP: Calculate the molar solubility of Cr(OH)3 in 0.50 M NaOH; Kf for Cr(OH)4 is 8 1029. Problem 15.112SP: What compound, if any, will precipitate when 80 mL of 1.0 105 M Ba(OH)2 is added to 20 mL of 1.0 ... Problem 15.113SP Problem 15.114SP Problem 15.115SP: In qualitative analysis, Al3+ and Mg2+ are separated in an NH4+NH3 buffer having pH 8. Assuming... Problem 15.116SP Problem 15.117SP: Can Co2+ be separated from Zn2+ by bubbling H2S through a 0.3 M HCl solution that contains 0.01 M... Problem 15.118SP Problem 15.119SP Problem 15.120SP Problem 15.121SP: Give a method for separating the following pairs of ions by the addition of no more than two... Problem 15.122CHP: Assume that you have three white solids: NaCl, KCl, and MgCl2. What tests could you do to tell which... Problem 15.123CHP: On the same graph, sketch pH titration curves for the titration of (1) a strong acid with a strong... Problem 15.124CHP Problem 15.125CHP Problem 15.126CHP: A saturated solution of Mg(OH)2 in water has pH = 10.35. Calculate Ksp for Mg(OH)2. Problem 15.128CHP Problem 15.129CHP: In qualitative analysis, Ag+, Hg22+, and Pb2+ are separated from other cations by the addition of... Problem 15.130CHP: Calculate the molar solubility of MnS in a 0.30 M NH4Cl0.50 M NH3 buffer solution that is saturated... Problem 15.131CHP Problem 15.132CHP Problem 15.133CHP Problem 15.134CHP Problem 15.135CHP Problem 15.136CHP: A 100.0 mL sample of a solution that is 0.100 M in HCl and 0.100 M in HCN is titrated with 0.100 M... Problem 15.137CHP: A 0.0100 mol sample of solid Cd(OH)2 (Ksp = 5.3 10l5) in 100.0 mL of water is titrated with 0.100 M... Problem 15.138CHP: Zinc hydroxide, Zn(OH)2 (Ksp = 4.1 1017), is nearly insoluble in water but is more soluble in... Problem 15.139CHP Problem 15.140MP Problem 15.141MP: Ethylenediamine (NH2CH2CH2NH2, abbreviated en) is an organic base that can accept two protons:... Problem 15.142MP: A 40.0 mL sample of a mixture of HCl and H3PO4 was titrated with 0.100 M NaOH. The first equivalence... Problem 15.143MP: A 1.000 L sample of HCl gas at 25 C and 732.0 mm Hg was absorbed completely in an aqueous solution... Problem 15.144MP Problem 15.145MP: Consider the reaction that occurs on mixing 50.0 mL of 0.560 M NaHCO3 and 50.0 mL of 0.400 M NaOH at... Problem 15.146MP: In qualitative analysis, Ca2+ and Ba2+ are separated from Na+, K+, and Mg2+ by adding aqueous... Problem 15.147MP: A railroad tank car derails and spills 36 tons of concentrated sulfuric acid. The acid is 98.0 mass... Problem 15.148MP format_list_bulleted