Chemistry & Chemical Reactivity
10th Edition
ISBN: 9781337399074
Author: John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher: Cengage Learning
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Chapter 16, Problem 118IL
Amino acids are an important group of compounds. At low pH, both the
What is the pH of a 0.20 M solution of alanine hydrochloride, [NH3CHCH3CO2H]Cl?
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Chapter 16 Solutions
Chemistry & Chemical Reactivity
Ch. 16.2 - What are the hydronium ion and hydroxide ion...Ch. 16.4 - For each of the following salts in water, predict...Ch. 16.5 - (a) Which is the stronger Bronsted acid, HCO3 or...Ch. 16.7 - A solution prepared from 0.055 mol of butanoic...Ch. 16.7 - What are the equilibrium concentrations of acetic...Ch. 16.7 - What are the equilibrium concentrations of HF, F...Ch. 16.7 - The weak base, CIO (hypochlorite ion), is used in...Ch. 16.7 - Calculate the pH after mixing 15 mL of 0.12 M...Ch. 16.8 - What is the pH of a 0.10 M solution of oxalic...Ch. 16.10 - Prob. 1.1ACP
Ch. 16.10 - Prob. 1.2ACPCh. 16.10 - The pKa, of the conjugate acid of atropine is...Ch. 16.10 - Convert the pK values to K values for the...Ch. 16.10 - Other solvents also undergo autoionization. (a)...Ch. 16.10 - Prob. 2.3ACPCh. 16.10 - Prob. 2.4ACPCh. 16.10 - To measure the relative strengths of bases...Ch. 16 - Write the formula and the give the name of the...Ch. 16 - Write the formula and give the name of the...Ch. 16 - What are the products of each of the following...Ch. 16 - What are the products of each of the following...Ch. 16 - Write balanced equations showing how the hydrogen...Ch. 16 - Write a balanced equation showing how the HPO42...Ch. 16 - In each of the following acid-base reactions,...Ch. 16 - In each of the following acid-base reactions,...Ch. 16 - An aqueous solution has a pH of 3.75. What is the...Ch. 16 - A saturated solution of milk of magnesia. Mg(OH)2,...Ch. 16 - What is the pH of a 0.0075 M solution of HCl? What...Ch. 16 - What is the pH of a 1.2 104 M solution of KOH?...Ch. 16 - What is the pH of a 0.0015 M solution of Ba(OH)2?Ch. 16 - The pH of a solution of Ba(OH)2 is 10.66 at 25 ....Ch. 16 - Write an equilibrium constant expression for the...Ch. 16 - Write an equilibrium constant expression for the...Ch. 16 - Several acids are listed here with their...Ch. 16 - Several acids are listed here with their...Ch. 16 - Which of the following ions or compounds has the...Ch. 16 - Which of the following compounds or ions has the...Ch. 16 - Which of the following compounds or ions has the...Ch. 16 - Which of the following compounds or ion has the...Ch. 16 - Dissolving K2CO3 in water gives a basic solution....Ch. 16 - Dissolving ammonium bromide in water gives an...Ch. 16 - If each of the salts listed here were dissolved in...Ch. 16 - Which of the following common food additives gives...Ch. 16 - Prob. 27PSCh. 16 - Prob. 28PSCh. 16 - Prob. 29PSCh. 16 - An organic acid has pKa = 8.95. What is its Ka...Ch. 16 - Prob. 31PSCh. 16 - Which is the stronger of the following two acids?...Ch. 16 - Chloroacetic acid (ClCH2CO2H) has Ka = 1.41 103....Ch. 16 - A weak base has Kb = 1.5 109. What is the value...Ch. 16 - The trimethylammonium ion, (CH3)3NH+, is the...Ch. 16 - The chromium(III) ion in water, [Cr(H2O)6]3+. Is a...Ch. 16 - Acetic acid and sodium hydrogen carbonate, NaHCO3,...Ch. 16 - Ammonium chloride and sodium dihydrogen phosphate,...Ch. 16 - For each of the following reactions, predict...Ch. 16 - For each of the following reactions, predict...Ch. 16 - Equal molar quantities of sodium hydroxide and...Ch. 16 - Equal molar quantities of hydrochloric acid and...Ch. 16 - Equal molar quantities of acetic acid and sodium...Ch. 16 - Equal molar quantities of ammonia and sodium...Ch. 16 - A 0.015 M solution of hydrogen cyanate, HOCN, has...Ch. 16 - A 0.10 M solution of chloroacetic acid, CICH2CO2H,...Ch. 16 - A 0.025 M solution of hydroxyl amine has a pH of...Ch. 16 - Methylamine, CH3NH2, is a weak base. CH3NH2(aq) +...Ch. 16 - A 2.5 103 M solution of an unknown acid has a pH...Ch. 16 - A 0.015M solution of a base has a pH of 10.09 a)...Ch. 16 - What are the equilibrium concentrations of...Ch. 16 - The ionizations constant of a very weak acid, HA...Ch. 16 - What are the equilibrium concentration of H3O+, CN...Ch. 16 - Phenol (C6H5OH) commonly called carbolic acid is a...Ch. 16 - What are the equilibrium concentrations of...Ch. 16 - A hypothetical weak base has Kb=5.0104.Calculate...Ch. 16 - The weak base methylamine, CH3NH2, has Kb=4.2104....Ch. 16 - Calculate the pH of a 0.12 M aqueous solution of...Ch. 16 - Calculate the pH of a 0.0010 M aqueous solution of...Ch. 16 - A solution of hydrofluoric acid, HF, has a pH of...Ch. 16 - Calculate the hydronium ion concentration and pH...Ch. 16 - Calculate the hydronium ion concentration and pH...Ch. 16 - Sodium cyanide is the salt of the weak acid HCN....Ch. 16 - The sodium salt of propionic acid, NaCH3CH2CO2 is...Ch. 16 - Calculate the hydronium ion concentration and pH...Ch. 16 - Calculate the hydronium ion concentration and the...Ch. 16 - For each of the following cases, decide whether...Ch. 16 - For each of the following cases, decide whether...Ch. 16 - Oxalic acid, H2C2O4, is a diprotic acid. Write a...Ch. 16 - Sodium carbonate is a diprotic base. Write a...Ch. 16 - Prove that Ka1 Kb2 = Kw for oxalic acid H2C2O4,...Ch. 16 - Prove that Ka3 Kb1 = Kw for phosphoric acid,...Ch. 16 - Sulphurous acid, H2SO3, is a weak acid capable of...Ch. 16 - Ascorbic acid (vitamin C, C6H8O6) is a diprotic...Ch. 16 - Hydrazine, N2H4, can interact with water in two...Ch. 16 - Ethylene diamine, H2NCH2CH2NH2, can interact with...Ch. 16 - Which should be stronger acid, HOCN or HCN?...Ch. 16 - Prob. 78PSCh. 16 - Explain why benzene sulfonic acid is a Brnsted...Ch. 16 - The structure of ethylene diamine is illustrated...Ch. 16 - Decide whether each of the following substances...Ch. 16 - Decide whether each of the following substances...Ch. 16 - Carbon monoxide forms complexes with low-valent...Ch. 16 - Trimethylamine, (CH3)3N, is a common reagent. It...Ch. 16 - About this time, you may be wishing you had an...Ch. 16 - Consider the following ions: NH4+, CO32, Br, S2,...Ch. 16 - A 2.50 g sample of a solid that could be Ba(OH)2...Ch. 16 - In a particular solution, acetic acid is 11%...Ch. 16 - Hydrogen, H2S, and sodium acetate, NaCH3CO2 are...Ch. 16 - For each of the following reactions predict...Ch. 16 - A monoprotic acid HX has Ka = 1.3 103. Calculate...Ch. 16 - Arrange the following 0.10M solutions in order of...Ch. 16 - m-Nitrophenol, a weak acid, can be used as a pH...Ch. 16 - The butylammonium ion, C4H9NH3+, has a Ka of 2.3 ...Ch. 16 - The local anaesthetic novocaine is the hydrogen...Ch. 16 - Pyridine is weak organic base and readily forms a...Ch. 16 - The base ethylamine (CH3CH2NH2) has a Kb of. A...Ch. 16 - Chloroacetic acid, ClCH2CO2H, is a moderately weak...Ch. 16 - Saccharin (HC7H4NO3S) is a weak acid with pKa =...Ch. 16 - Given the following solutions: (a) 0.1 M NH3 (b)...Ch. 16 - For each of the following salts, predict whether a...Ch. 16 - Nicotine, C10H14N2, has two basic nitrogen atoms...Ch. 16 - Prob. 103GQCh. 16 - The equilibrium constant for the reaction of...Ch. 16 - The equilibrium constant for the reaction of...Ch. 16 - Calculate the pH of the solution that results from...Ch. 16 - To what volume should 1.00 102 mL of any weak...Ch. 16 - The hydrogen phthalate ion, C8HsO4, is a weak acid...Ch. 16 - Prob. 109GQCh. 16 - Prob. 110GQCh. 16 - Prob. 111ILCh. 16 - Prob. 112ILCh. 16 - Prob. 113ILCh. 16 - A hydrogen atom in the organic base pyridine,...Ch. 16 - Nicotinic acid, C6H5NO2, is found in minute...Ch. 16 - Prob. 116ILCh. 16 - Sulfanilic acid, which is used in making dyes, is...Ch. 16 - Amino acids are an important group of compounds....Ch. 16 - How can water be both a Brnsied base and a Lewis...Ch. 16 - The nickel(II) ion exists as [Ni(H2O)4]2+ in...Ch. 16 - The halogens form three stable, weak acids, HOX....Ch. 16 - The acidity of the oxoacids was described in...Ch. 16 - Perchloric acid behaves as an acid, even when it...Ch. 16 - You purchase a bottle of water. On checking its...Ch. 16 - Prob. 125SCQCh. 16 - Prob. 126SCQCh. 16 - Prob. 127SCQCh. 16 - Prob. 128SCQCh. 16 - Consider a salt of a weak base and a weak acid...
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- Examine the reaction below. Highlight all bonds that have broken in the reactant. Br H H₂C-C- -H 5 H-C-H H-C-H BIE 们 OH H H H₂C-C= H-C-H H-C-Harrow_forwardClassify each of the following as either a substitution, elimination, or addition reaction. CH3 CH3 CH2=CH₂ CH2=C-CH2-OH + Br₂ Br-CH2-C -CH₂-OH Br CH,CH3 CH3-C-CH-CH2-CH3 он ° CH₂ HO C-C-CH3 + NH3 CH₂ он CH3-CH-O-CH3 O-CH3 CH3-C-CH3 + H₂O O-CH3 CH3CH₂ H + H₂O CH3-C=C-CH2-CH3 • CHI Δ Å CH CH3 H+ CH3 C-H + HO-CH3 H" Q-CH₂ CH3-C-CH3 + HO-CH3 OH O substitution O elimination addition substitution O elimination addition O substitution elimination addition O substitution O elimination addition substitution O elimination 00 additionarrow_forwardSearch 5:45 PM Sun Dec 15 Quiz 9 ... ล 25%0 A Done Quiz #9 = Name: Draw the major products of the following. Show Stereochemistry when applicable: 1. OsO4 A 2. NaHSO 3, H 20 Cl₂ ➤ C H2, Pd/C E HBr 1. Hg(OAc) 2, H₂O 2. NaBH 4 Ꭰ KI, H3PO4 F KMnO4, H3O+ KMnO4, H2O G H HBr Br2 J CH2N2 ➤ K CH2I2, Zn(Cu) Cl2, CH3OH C 1. 03 2. Zn, H3O+ HCI 1. BH 3 N M 2. NaOH, H 202 KMnO4, NaOH H₂O P Br2, H2O R 1. BH 3 2. NaOH, H 202 Cl2, CH3CH2OH Tarrow_forward
- Select the stronger base: H-CEN equally basic H H H H-C-N H Select the stronger acid: Select the stronger base: Select the stronger base: H -H equally acidic о equally basic NH equally basic оarrow_forwardClassify each of the following as either a substitution, elimination, or addition reaction. CH3 CH3 CH3-CH-CH2-C-CH3 + Br₂ CH3 CH3 CH3 CH3-C-CH2-C-CH3 + HBr substitution ○ elimination Br CH3 CHI CHO CHA HO CH он Cl CH3-CH2-CH-CH2-CH3 CH₂ DBU H* - CHI CHO CH3 + H2O Ӧ CH3 CH3-CH2-CH=CH-CH3 + HCI OH Pd/C CH3 CH3-CH-CH2-C-CH3 CH3 H C-CH2-CH3 + HO-CH3 addition substitution elimination ○ addition ○ substitution ○ elimination O addition substitution O elimination addition substitution O elimination addition CH3 C-CH3 + H2 CH3 CH3-O-CH-CH2-CH3 Онarrow_forward=> (8 pts) Use retrosynthetic analysis (that is, use retrosynthetic arrows as was done in class) to suggest a synthesis route for the transformation shown below. Sear bonsarrow_forward
- d) 1. Complete the following reactions; all reactions are at room temperature. No heat is involved here. Show Major product only. Indicate the type of mechanism: SN1 or SN2. (1 pt each) a) Br + b) Br e) OH CH3DH + H20 он HCJ Zn Cl₂ OH + HCI 20 C12 + H-Brarrow_forwardWhat is the IUPAC name for the compound shown? LOH IUPAC name: BIU X2 x²arrow_forwardDon't used Ai solutionarrow_forward
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