Science
ChemistryChemistry: An Atoms First ApproachWhich of the following conditions indicate a basic solution at 25°C? a. pOH = 11.21 b. pH = 9.42 c. [OH − ] > [H + ] d. [OH − ] > 1.0 × 10 −7 M

Which of the following conditions indicate a basic solution at 25°C? a. pOH = 11.21 b. pH = 9.42 c. [OH − ] > [H + ] d. [OH − ] > 1.0 × 10 −7 M

BuyFind

Chemistry: An Atoms First Approach

2nd Edition
Steven S. Zumdahl + 1 other
Publisher: Cengage Learning
ISBN: 9781305079243
BuyFind

Chemistry: An Atoms First Approach

2nd Edition
Steven S. Zumdahl + 1 other
Publisher: Cengage Learning
ISBN: 9781305079243

Solutions

Problem 1RQ
Problem 2RQ
Problem 3RQ
Problem 4RQ
Problem 5RQ
Problem 6RQ
Problem 7RQ
Problem 8RQ
Problem 9RQ
Problem 10RQ
Problem 1ALQ
Problem 2ALQ
Problem 3ALQ
Problem 4ALQ
Problem 5ALQ
Problem 6ALQ
Problem 7ALQ
Problem 8ALQ
Problem 9ALQ
Problem 10ALQ
Problem 11ALQ
Problem 12ALQ
Problem 13ALQ
Problem 14ALQ
Problem 15ALQ
Problem 16ALQ
Problem 17ALQ
Problem 18ALQ
Problem 19Q
Problem 20Q
Problem 21Q
Problem 22Q
Problem 23Q
Problem 24Q
Problem 25Q
Problem 26Q
Problem 27Q
Problem 28Q
Problem 29Q
Problem 30Q
Problem 31Q
Problem 32Q
Problem 33Q
Problem 34Q
Problem 35E
Problem 36E
Problem 37E
Problem 38E
Problem 39E
Problem 40E
Problem 41E
Problem 42E
Problem 43E
Problem 44E
Problem 45E
Problem 46E
Problem 47E
Problem 48E
Problem 49E
Problem 50E
Problem 51E
Problem 52E
Problem 53E
Problem 54E
Problem 55E
Problem 56E
Problem 57E
Problem 58E
Problem 59E
Problem 60E
Problem 61E
Problem 62E
Problem 63E
Problem 64E
Problem 65E
Problem 66E
Problem 67E
Problem 68E
Problem 69E
Problem 70E
Problem 71E
Problem 72E
Problem 73E
Problem 74E
Problem 75E
Problem 76E
Problem 77E
Problem 78E
Problem 79E
Problem 80E
Problem 81E
Problem 82E
Problem 83E
Problem 84E
Problem 85E
Problem 86E
Problem 87E
Problem 88E
Problem 89E
Problem 90E
Problem 91E
Problem 92E
Problem 93E
Problem 94E
Problem 95E
Problem 96E
Problem 97E
Problem 98E
Problem 99E
Problem 100E
Problem 101E
Problem 102E
Problem 103E
Problem 104E
Problem 105E
Problem 106E
Problem 107E
Problem 108E
Problem 109E
Problem 110E
Problem 111E
Problem 112E
Problem 113E
Problem 114E
Problem 115E
Problem 116E
Problem 117E
Problem 118E
Problem 119E
Problem 120E
Problem 121E
Problem 122E
Problem 123E
Problem 124E
Problem 125E
Problem 126E
Problem 127E
Problem 128E
Problem 129E
Problem 130E
Problem 131E
Problem 132E
Problem 133E
Problem 134E
Problem 135E
Problem 136E
Problem 137E
Problem 138E
Problem 139E
Problem 140E
Problem 141E
Problem 142E
Problem 143AE
Problem 144AE
Problem 145AE
Problem 146AE
Problem 147AE
Problem 148AE
Problem 149AE
Problem 150AE
Problem 151AE
Problem 152AE
Problem 153AE
Problem 154AE
Problem 155AE
Problem 156AE
Problem 157AE
Problem 158AE
Problem 159AE
Problem 160AE
Problem 161AE
Problem 162CWP
Problem 163CWP
Problem 164CWP
Problem 165CWP
Problem 166CWP
Problem 167CWP
Problem 168CWP
Problem 169CWP
Problem 170CP
Problem 171CP
Problem 172CP
Problem 173CP
Problem 174CP
Problem 175CP
Problem 176CP
Problem 177CP
Problem 178CP
Problem 179CP
Problem 180CP
Problem 181CP
Problem 182CP
Problem 183CP
Problem 184CP
Problem 185CP
Problem 186CP
Problem 187IP
Problem 188IP
Problem 189IP
Problem 190MP
Problem 191MP
Chapter 13, Problem 21Q
Textbook Problem

Which of the following conditions indicate a basic solution at 25°C?

a. pOH = 11.21

b. pH = 9.42

c. [OH−] > [H+]

d. [OH−] > 1.0 × 10−7M

Expert Solution

Want to see the full answer?

Check out a sample textbook solution.
Chapter 13,
Problem 20Q
Chapter 13,
Problem 22Q

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times vary by subject and question complexity. Median response time is 34 minutes and may be longer for new subjects.

Chapter 13 Solutions

Chemistry: An Atoms First Approach
Ch. 13 - Define each of the following: a. Arrhenius acid b....Ch. 13 - Define or illustrate the meaning of the following...Ch. 13 - Define or illustrate the meaning of the following...Ch. 13 - How is acid strength related to the value of Ka?...Ch. 13 - Two strategies are followed when solving for the...Ch. 13 - Two strategies are also followed when solving for...Ch. 13 - Table 13-4 lists the stepwise Ka values for some...Ch. 13 - For conjugate acidbase pairs, how are Ka and Kb...Ch. 13 - What is a salt? List some anions that behave as...Ch. 13 - For oxyacids, how does acid strength depend on a....
Ch. 13 - Consider two beakers of pure water at different...Ch. 13 - Differentiate between the terms strength and...Ch. 13 - Sketch two graphs: (a) percent dissociation for...Ch. 13 - Consider a solution prepared by mixing a weak acid...Ch. 13 - Explain why salts can be acidic, basic, or...Ch. 13 - Consider two separate aqueous solutions: one of a...Ch. 13 - You are asked to calculate the H+ concentration in...Ch. 13 - Consider a solution prepared by mixing a weak acid...Ch. 13 - Consider a solution formed by mixing 100.0 mL of...Ch. 13 - A certain sodium compound is dissolved in water to...Ch. 13 - Acids and bases can be thought of as chemical...Ch. 13 - Consider two solutions of the salts NaX(aq) and...Ch. 13 - What is meant by pH? True or false: A strong acid...Ch. 13 - Why is the pH of water at 25C equal to 7.00?Ch. 13 - Can the pH of a solution be negative? Explain.Ch. 13 - Is the conjugate base of a weak acid a strong...Ch. 13 - Match the following pH values: 1, 2, 5, 6, 6.5, 8,...Ch. 13 - The salt BX, when dissolved in water, produces an...Ch. 13 - Anions containing hydrogen (for example, HCO3 and...Ch. 13 - Which of the following conditions indicate an...Ch. 13 - Which of the following conditions indicate a basic...Ch. 13 - Why is H3O+ the strongest acid and OH the...Ch. 13 - How many significant figures are there in the...Ch. 13 - In terms of orbitals and electron arrangements,...Ch. 13 - Consider the autoionization of liquid ammonia:...Ch. 13 - The following are representations of acidbase...Ch. 13 - Give three example solutions that fit each of the...Ch. 13 - Derive an expression for the relationship between...Ch. 13 - Consider the following statements. Write out an...Ch. 13 - Which of the following statements is(are) true?...Ch. 13 - Consider the following mathematical expressions....Ch. 13 - Consider a 0.10-M H2CO3 solution and a 0.10-M...Ch. 13 - Of the hydrogen halides, only HF is a weak acid....Ch. 13 - Explain why the following are done, both of which...Ch. 13 - Write balanced equations that describe the...Ch. 13 - Write the dissociation reaction and the...Ch. 13 - For each of the following aqueous reactions,...Ch. 13 - For each of the following aqueous reactions,...Ch. 13 - Classify each of the following as a strong acid or...Ch. 13 - Consider the following illustrations: Which beaker...Ch. 13 - Use Table 13-2 to order the following from the...Ch. 13 - Use Table 13-2 to order the following from the...Ch. 13 - You may need Table 13-2 to answer the following...Ch. 13 - You may need Table 13-2 to answer the following...Ch. 13 - Calculate the [OH] of each of the following...Ch. 13 - Calculate the [H+] of each of the following...Ch. 13 - Values of Kw as a function of temperature are as...Ch. 13 - At 40.C the value of Kw is 2.92 1014. a....Ch. 13 - Calculate the pH and pOH of the solutions in...Ch. 13 - Calculate [H+] and [OH] for each solution at 25C....Ch. 13 - Fill in the missing information in the following...Ch. 13 - Fill in the missing information in the following...Ch. 13 - The pH of a sample of gastric juice in a persons...Ch. 13 - The pOH of a sample of baking soda dissolved in...Ch. 13 - What are the major species present in 0.250 M...Ch. 13 - A solution is prepared by adding 50.0 mL of 0.050...Ch. 13 - Calculate the pH of each of the following...Ch. 13 - Calculate the pH of each of the following...Ch. 13 - Calculate the concentration of an aqueous HI...Ch. 13 - Calculate the concentration of an aqueous HBr...Ch. 13 - How would you prepare 1600 mL of a pH = 1.50...Ch. 13 - A solution is prepared by adding 50.0 mL...Ch. 13 - What are the major species present in 0.250 M...Ch. 13 - What are the major species present in 0.250 M...Ch. 13 - Calculate the concentration of all species present...Ch. 13 - Calculate the percent dissociation for a 0.22-M...Ch. 13 - For propanoic acid (HC3H5O2, Ka = 1.3 105),...Ch. 13 - A solution is prepared by dissolving 0.56 g...Ch. 13 - Monochloroacetic acid, HC2H2ClO2, is a skin...Ch. 13 - A typical aspirin tablet contains 325 mg...Ch. 13 - Calculate the pH of a solution that contains 1.0 M...Ch. 13 - A solution is made by adding 50.0 mL of 0.200 M...Ch. 13 - Calculate the percent dissociation of the acid in...Ch. 13 - Using the Ka values in Table 13-2, calculate the...Ch. 13 - A 0.15-M solution of a weak acid is 3.0%...Ch. 13 - An acid HX is 25% dissociated in water. If the...Ch. 13 - Trichloroacetic acid (CCl3CO2H) is a corrosive...Ch. 13 - The pH of a 0.063-M solution of hypobromous acid...Ch. 13 - A solution of formic acid (HCOOH, Ka = 1.8 104)...Ch. 13 - A typical sample of vinegar has a pH of 3.0....Ch. 13 - One mole of a weak acid HA was dissolved in 2.0 L...Ch. 13 - You have 100.0 g saccharin, a sugar substitute,...Ch. 13 - Write the reaction and the corresponding Kb...Ch. 13 - Write the reaction and the corresponding Kb...Ch. 13 - Use Table 13-3 to help order the following bases...Ch. 13 - Use Table 13-3 to help order the following acids...Ch. 13 - Use Table 13-3 to help answer the following...Ch. 13 - Use Table 13-3 to help answer the following...Ch. 13 - Calculate the pH of the following solutions. a....Ch. 13 - Calculate [OH], pOH, and pH for each of the...Ch. 13 - What are the major species present in 0.015 M...Ch. 13 - What are the major species present in the...Ch. 13 - What mass of KOH is necessary to prepare 800.0 mL...Ch. 13 - Calculate the concentration of an aqueous Sr(OH)2...Ch. 13 - What are the major species present in a 0.150-M...Ch. 13 - For the reaction of hydrazine (N2H4) in water,...Ch. 13 - Calculate [OH], [H+], and the pH of 0.20 M...Ch. 13 - Calculate [OH], [H+], and the pH of 0.40 M...Ch. 13 - Calculate the pH of a 0.20-M C2H5NH2 solution (Kb...Ch. 13 - Calculate the pH of a 0.050-M (C2H5)2NH...Ch. 13 - What is the percent ionization in each of the...Ch. 13 - Calculate the percentage of pyridine (C5H5N) that...Ch. 13 - The pH of a 0.016-M aqueous solution of...Ch. 13 - Calculate the mass of HONH2 required to dissolve...Ch. 13 - Write out the stepwise Ka reactions for the...Ch. 13 - Write out the stepwise Ka reactions for citric...Ch. 13 - A typical vitamin C tablet (containing pure...Ch. 13 - Arsenic acid (H3AsO4) is a triprotic acid with Ka1...Ch. 13 - Calculate the pH and [S2] in a 0.10-M H2S...Ch. 13 - Calculate [CO32] in a 0.010-M solution of CO2 in...Ch. 13 - Calculate the pH of a 2.0-M H2SO4 solution.Ch. 13 - Calculate the pH of a 5.0 103-M solution of...Ch. 13 - Arrange the following 0.10 M solutions in order of...Ch. 13 - Arrange the following 0.10 M solutions in order...Ch. 13 - Given that the Ka value for acetic acid is 1.8 ...Ch. 13 - The Kb values for ammonia and methylamine are 1.8 ...Ch. 13 - Determine [OH], [H+], and the pH of each of the...Ch. 13 - Calculate the concentrations of all species...Ch. 13 - Calculate the pH of each of the following...Ch. 13 - Calculate the pH of each of the following...Ch. 13 - Sodium azide (NaN3) is sometimes added to water to...Ch. 13 - Papaverine hydrochloride (abbreviated papH+Cl;...Ch. 13 - An unknown salt is either NaCN, NaC2H3O2, NaF,...Ch. 13 - Consider a solution of an unknown salt having the...Ch. 13 - A 0.050-M solution of the salt NaB has a pH of...Ch. 13 - A 0.20-M sodium chlorobenzoate (NaC7H4ClO2)...Ch. 13 - Calculate the pH of a 0.050-M Al(NO3)3 solution....Ch. 13 - Calculate the pH of a 0.10-M CoCl3 solution. The...Ch. 13 - Are solutions of the following salts acidic,...Ch. 13 - Are solutions of the following salts acidic,...Ch. 13 - Place the species in each of the following groups...Ch. 13 - Place the species in each of the following groups...Ch. 13 - Place the species in each of the following groups...Ch. 13 - Using your results from Exercise 133, place the...Ch. 13 - Will the following oxides give acidic, basic, or...Ch. 13 - Will the following oxides give acidic, basic, or...Ch. 13 - Identify the Lewis acid and the Lewis base in each...Ch. 13 - Identify the Lewis acid and the Lewis base in each...Ch. 13 - Aluminum hydroxide is an amphoteric substance. It...Ch. 13 - Zinc hydroxide is an amphoteric substance. Write...Ch. 13 - Would you expect Fe3+ or Fe2+ to be the stronger...Ch. 13 - Use the Lewis acid-base model to explain the...Ch. 13 - A 10.0-mL sample of an HCl solution has a pH of...Ch. 13 - Which of the following represent conjugate...Ch. 13 - A solution is tested for pH and conductivity as...Ch. 13 - The pH of human blood is steady at a value of...Ch. 13 - Hemoglobin (abbreviated Hb) is a protein that is...Ch. 13 - A 0.25-g sample of lime (CaO) is dissolved in...Ch. 13 - At 25C, a saturated solution of benzoic acid (Ka =...Ch. 13 - Calculate the pH of an aqueous solution containing...Ch. 13 - Acrylic acid (CH29CHCO2H) is a precursor for many...Ch. 13 - Classify each of the following as a strong acid,...Ch. 13 - The following illustration displays the relative...Ch. 13 - Quinine (C20H24N2O2) is the most important...Ch. 13 - Codeine (C18H21NO3) is a derivative of morphine...Ch. 13 - A codeine-containing cough syrup lists codeine...Ch. 13 - The equilibrium constant Ka for the reaction...Ch. 13 - Rank the following 0.10 M solutions in order of...Ch. 13 - Is an aqueous solution of NaHSO4 acidic, basic, or...Ch. 13 - Calculate the value for the equilibrium constant...Ch. 13 - Students are often surprised to learn that organic...Ch. 13 - For solutions of the same concentration, as acid...Ch. 13 - Complete the table for each of the following...Ch. 13 - Consider a 0.60-M solution of HC3H5O3, lactic acid...Ch. 13 - Consider a 0.67-M solution of C2H5NH2 (Kb = 5.6 ...Ch. 13 - Rank the following 0.10 M solutions in order of...Ch. 13 - Consider 0.25 M solutions of the following salts:...Ch. 13 - Calculate the pH of the following solutions: a....Ch. 13 - Consider 0.10 M solutions of the following...Ch. 13 - The pH of 1.0 108 M hydrochloric acid is not...Ch. 13 - Calculate the pH of a 1.0 107-M solution of NaOH...Ch. 13 - Calculate [OH] in a 3.0 107-M solution of Ca(OH)2.Ch. 13 - Consider 50.0 mL of a solution of weak acid HA (Ka...Ch. 13 - Making use of the assumptions we ordinarily make...Ch. 13 - Calculate the pH of a 0.200-M solution of C5H5NHF....Ch. 13 - Determine the pH of a 0.50-M solution of NH4OCl....Ch. 13 - Calculate [OH] in a solution obtained by adding...Ch. 13 - What mass of NaOH(s) must be added to 1.0 L of...Ch. 13 - Consider 1000. mL of a 1.00 104-M solution of a...Ch. 13 - Calculate the mass of sodium hydroxide that must...Ch. 13 - Consider the species PO43, HPO42, and H2PO4. Each...Ch. 13 - Calculate the pH of a 0.10-M solution of sodium...Ch. 13 - Will 0.10 M solutions of the following salts be...Ch. 13 - a. The principal equilibrium in a solution of...Ch. 13 - A 0.100-g sample of the weak acid HA (molar mass =...Ch. 13 - A sample containing 0.0500 mole of Fe2(SO4)3 is...Ch. 13 - A 2.14 g sample of sodium hypoiodite is dissolved...Ch. 13 - Isocyanic acid (HNCO) can be prepared by heating...Ch. 13 - A certain acid, HA, has a vapor density of 5.11...Ch. 13 - An aqueous solution contains a mixture of 0.0500 M...Ch. 13 - For the following, mix equal volumes of one...

Additional Science Textbook Solutions

Find more solutions based on key concepts
A weather balloon filled with helium has a diameter of 3.50 ft. What is the mass in grams of the helium in the ...

General Chemistry - Standalone book (MindTap Course List)

Use the information in Table 2.8 to calculate the volume of 50.0 g of each of the following substances. sodium ...

Introductory Chemistry: A Foundation

Calculate the molar mass of the following substances. a. b. Ca3(PO4)2 c. Na2HPO4

Chemistry

(a) Estimate the number of times your heart beats in a month, (b) Estimate the number of human heartbeats in an...

College Physics

FIGURE 7.23 Climographs for two Mediterranean climate stations in California. In what way do these climographs ...

Fundamentals of Physical Geography

How is mechanical isolation different from gametic isolation?

Biology (MindTap Course List)

The atoms in oxygen molecules released during photosynthesis come from _________. a. sugars b. water c. O2 d. C...

Biology: The Unity and Diversity of Life (MindTap Course List)

Vitamin K is necessary for the synthesis of key bone proteins. T F

Nutrition

Every transparent material can be characterized by what is called its index of refraction, n, given by the equa...

Inquiry into Physics

Calculate a personal daily fat allowance for a person with an energy intake of 2100 kcalories and a goal of 25 ...

Understanding Nutrition (MindTap Course List)

The bodys use of fat for fuel without the help of carbohydrate results in the production of a. ketone bodies b....

Nutrition: Concepts and Controversies - Standalone book (MindTap Course List)

31. One of the problems associated with electric vehicles is that most electricity is generated by fossil-fuel ...

Chemistry In Focus

Which part of the description of a compound or element refers to its physical properties and which to its chemi...

Chemistry & Chemical Reactivity

When you learn to drive, you discover that you need to up slightly on the brake pedal as you come to a stop or ...

College Physics

KEY TERMS 1. science (1.1) 2. scientific method (1.2) 3. standard unit (1.4) 4. system of units 5. metric syste...

An Introduction to Physical Science

Answers to all problems are at the end of this book. Detailed solutions are available in the Student Solutions ...

Biochemistry

25-67 What are the side products Of the action Of primase in forming primers?

Introduction to General, Organic and Biochemistry

Theoretically, one can obtain zinc from an ore containing zinc sulfide, ZnS, by the reaction ZnS(s)Zn(s)+S(s) (...

Chemistry: Principles and Reactions

Whether the given species have permanent dipole moment or not is to be predicted. Concept introduction: Dipole ...

Physical Chemistry

1.25 Describe a miscommunication that can arise because units are not included as part of the information.

Chemistry for Engineering Students

Calculate the volume of 125g of the following liquids: a. Acetone (d=0.792g/mL) b. Olive oil (d=0.918g/mL) c. C...

Chemistry for Today: General, Organic, and Biochemistry

______tissue detects and integrates information about changes and controls a. Muscle b. Nervous c. Connective d...

Human Biology (MindTap Course List)

Which of the following form(s) the nasal septum? 1. Frontal process of the maxilla bone 2. Ethmoid bone 3. Nasa...

Cardiopulmonary Anatomy & Physiology

Which of the following is NOT part of national guidelines for physical activity for adolescents? a. Engage in a...

Nutrition Through The Life Cycle

RECALL What is the basis for the separation of proteins by the following techniques? (a) gel-filtration chromat...

Biochemistry

Why have most people seen a total lunar eclipse, while few have seen a total solar eclipse?

Horizons: Exploring the Universe (MindTap Course List)

Using two types of beans to represent two alleles at the same gene locus, design an exercise to illustrate how ...

Biology: The Dynamic Science (MindTap Course List)

A python can survive by eating a large meal once or twice a year. When it does eat, microvilli in its small int...

BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)

Draw the cell cycle. What is meant by the term cycle in the cell cycle? What is happening at the S phase and th...

Human Heredity: Principles and Issues (MindTap Course List)

39. A sample of titanium has a mass of Calculate the density of titanium in

Chemistry In Focus

A chemist needs exactly 2 moles of KNO3 to make a solution. What mass of solid KNO3 must be used?

Chemistry for Engineering Students

What is the vapor pressure of water at 100C? How do you know?

Chemistry

Methyl aryl ethers, such as anisole, are cleaved to iodomethane and a phenoxide ion by treatment with Lil in ho...

Organic Chemistry

Even a small loss of body weight can improve osteoarthritis. ______ True _______ False

Nutrition Through the Life Cycle (MindTap Course List)

What is an ecological footprint? What is a per capita ecological footprint? What is biocapacity, or biological ...

Environmental Science (MindTap Course List)

At a horizontal distance of 45 m from the bottom of a tree, the angle of elevation to the top of the tree is 26...

College Physics

The HCl in a 0.10 M HCl solution is 100% dissociated. What are the molar concentrations of HCl, H3O+, and Cl in...

General, Organic, and Biological Chemistry

Your dog is running around the grass in your back yard. He undergoes successive displacements 3.50 m south, 8.2...

Physics for Scientists and Engineers

What is the key concept for this section? What are the two main approaches used by governments to influence foo...

Environmental Science (MindTap Course List)

What is the functional group that is present in all alkynes?

Organic And Biological Chemistry

A chemically modified guanidino group is present in cimetidine (Tagamet), a widely prescribed drug for the cont...

Organic Chemistry

Compare the solubility, in milligrams per milliliter, of silver iodide, AgI, (a) in pure water and (b) in water...

Chemistry & Chemical Reactivity

A uniform rod of mass 300 g and length 50.0 cm rotates in a horizontal plane about a fixed, frictionless, verti...

Physics for Scientists and Engineers, Technology Update (No access codes included)

Why is the period of an open orbit undefined?

Foundations of Astronomy (MindTap Course List)

The image of a person seen through a camera obscura seems to be 1.5 ft tall. If the image distance is roughly 7...

Physics for Scientists and Engineers: Foundations and Connections

(a) In an HCl molecule, take the Cl atom to be the isotope 35Cl. The equilibrium separation of the H and Cl ato...

Physics for Scientists and Engineers with Modern Physics

How can Earths magnetic field be frozen into rocks as they form?

Oceanography: An Invitation To Marine Science, Loose-leaf Versin

Water transport from roots to leaves occurs by______ a. a pressure gradient inside sieve tubes b. different sol...

Biology: The Unity and Diversity of Life (MindTap Course List)

The pressure exerted by 6.04mol of nitrogen monoxide at a temperature of 18C is 17.2atm. What is the volume of ...

Introductory Chemistry: An Active Learning Approach

bartleby
  • Contact Research (Essays)
  • High School Textbooks
  • Literature Guides
  • Essay Help
  • Mobile App
    • © 2021 bartleby. All Rights Reserved.