Problem 1ALQ: You are asked for the H+ concentration in a solution of NaOH(aq). Because sodium hydroxide is a... Problem 2ALQ: Explain why Cl- does not affect the pH of an aqueous solution. Problem 3ALQ: Write the general reaction for an acid acting in water. What is the base in this case? The conjugate... Problem 4ALQ: Differentiate among the terms concentrated, dilute, weak, and strong in describing acids. Use... Problem 5ALQ: What is meant by “pH”? True or false: A strong acid always has a lower pH than a weak acid does.... Problem 6ALQ: Consider two separate solutions: one containing a weak acid. HA, and one containing HCl. Assume that... Problem 7ALQ Problem 8ALQ Problem 9ALQ: Stanley’s grade-point average (GPA) is 3.28. What is Stanley’s p(GPA)? Problem 10ALQ Problem 11ALQ: . Mixing together aqueous solutions of acetic acid and sodium hydroxide can make a buffered... Problem 12ALQ Problem 13ALQ: . Consider the equation: HA(aq)+H2OH3O+(aq)+A(aq).a. If water is a better base than A-, which way... Problem 14ALQ: . Choose the answer that best completes the following statement and defend your answer. When 100.0... Problem 15ALQ Problem 16ALQ: . The following figures are molecular-level representations of acid solutions. Label each as a... Problem 17ALQ Problem 1QAP: What are some physical properties that historically led chemists to classify various substances as... Problem 2QAP: Write an equation showing how HCl(g) behaves as an Arrhenius acid when dissolved in water. Write an... Problem 3QAP Problem 4QAP: How do the components of a conjugate acid—base pair differ from one another4? Give an example of a... Problem 5QAP: 5. Given the general equation illustrating the reaction of the acid HA in water,... Problem 6QAP: According to Arrhenius, ____________ produce hydrogen ions in aqueous solution, Whereas ____ produce... Problem 7QAP: Which of the following do not represent a conjugate acid-base pair? For those pairs that are not... Problem 8QAP: Which of the following do not represent a conjugate acid-base pair? For those pairs that are not... Problem 9QAP: In each of the following chemical equations, identify the conjugate acid—base pairs. a.... Problem 10QAP: . In each of the following chemical equations, identify the conjugate acid-base pairs. a.... Problem 11QAP: . Write the conjugate acid for each of the following bases: a. PO43- b. IO3- c. NO3- d. NH2- Problem 12QAP: . Write the conjugate acid for each of the following bases. a. ClO- b. Cl- c. ClO3 d. ClO4 Problem 13QAP Problem 14QAP: . Write the conjugate base for each of the following acids. a. HBrO b. HNO2 c. HSO3 d. CH3NH3+ Problem 15QAP: . Write a chemical equation showing how each of the following species can behave as indicated when... Problem 16QAP: . Write a chemical equation showing how each of the following species can behave as indicated when... Problem 17QAP: . What does it mean to say that an acid is strong in aqueous solution? What does this reveal about... Problem 18QAP Problem 19QAP: . How is the strength of an acid related to the fact that a competition for protons exists in... Problem 20QAP: . A strong acid has a weak conjugate base, whereas a weak acid has a relatively strong conjugate... Problem 21QAP: . Write the formula for the hydronium ion. Write an equation for the formation of the hydronium ion... Problem 22QAP Problem 23QAP: . Organic acids contain the carboxyl group Using acetic acid, CH3—COOH, and propionic acid.... Problem 24QAP Problem 25QAP: 25. Which of the following acids have relatively strong conjugate bases? a. HCN b. H2S c. HBrO4 d.... Problem 26QAP: . The “Chemistry in Focus” segment Plants Fight Back discusses how tobacco plants under attack by... Problem 27QAP: . Water is the most common amphoteric substance, which means that, depending on the circumstances,... Problem 28QAP: . Anions containing hydrogen (for example. HCO3and H2PO42) show amphoteric behavior when reacting... Problem 29QAP: . What is meant by the iou-product constant for water, KW? What does this constant signify? Write an... Problem 30QAP: . What happens to the hydroxide ion concentration in aqueous solutions when we increase the hydrogen... Problem 31QAP Problem 32QAP Problem 33QAP: . Calculate the [OH-] in each of the following solutions. and indicate whether the solution is... Problem 34QAP: . Calculate the [OH-] in each of the following solutions, and indicate whether the solution is... Problem 35QAP: 35. For each pair of concentrations, tell which represents the more acidic solution. a.... Problem 36QAP: . For each pair of concentrations, tell which represents the more basic solution. a.... Problem 37QAP: . Why do scientists tend to express the acidity of a solution in terms of its Ph, rather than in... Problem 38QAP: . Using Fig. 16.3, list the approximate pH value of live “everyday” solutions. How do the familiar... Problem 39QAP: . For a hydrogen ion concentration of 2.33106M, how many decimal places should we give when... Problem 40QAP: . The “Chemistry in Focus” segment Garden-Variety Acid— Base Indicators discusses acid-base... Problem 41QAP: . Calculate the pH corresponding to each of the hydrogen ion concentrations given below, and... Problem 42QAP Problem 43QAP Problem 44QAP Problem 45QAP Problem 46QAP: . Calculate the pOH value corresponding to each of the pH values listed, and tell whether each... Problem 47QAP: . For each hydrogen ion concentration listed, calculate the pH of the solution as well as the... Problem 48QAP: . For each hydrogen ion concentration listed, calculate the pH of the solution as well as the... Problem 49QAP: . Calculate the hydrogen ion concentration, in moles per liter, tor solutions with each of the... Problem 50QAP: . Calculate the hydrogen ion concentration, in moles per liter, for solutions with each of the... Problem 51QAP: . Calculate the hydrogen ion concentration, in moles per liter, for solutions with each of the... Problem 52QAP: . Calculate the hydrogen ion concentration, in moles per liter, for solutions with each of the... Problem 53QAP: . Calculate the pH of each of the following solutions from the information given. a. [H+]=4.78102M... Problem 54QAP Problem 55QAP: 55. When 1 mole of gaseous hydrogen chloride is dissolved in enough water to make 1 L of solution,... Problem 56QAP: . A bottle of acid solution is labeled “3 M HNO3.” What are the substances that are actually present... Problem 57QAP: . Calculate the hydrogen ion concentration and the pH of each of the following solutions of strong... Problem 58QAP: . Calculate the pH of each of the following solutions of strong acids. a. 1.21103M HNO3 b. 0.000199... Problem 59QAP: . What characteristic properties do buffered solutions possess’? Problem 60QAP Problem 61QAP: . Which component of a buffered solution is capable of combining with an added strong acid? Using... Problem 62QAP Problem 63QAP: . Which of the following combinations would act as buffered solutions? a. HCl and NaCl b. CH3COOH... Problem 64QAP: . A buffered solution is prepared containing acetic acid, HC2H3O2, and sodium acetate, NaC2H3O2,... Problem 65AP: . The concepts of acid-base equilibria were developed in this chapter for aqueous solutions (in... Problem 66AP: . Strong buses are bases that completely ionize in water to produce hydroxide ion, OH-. The strong... Problem 67AP Problem 68AP Problem 69AP Problem 70AP Problem 71AP Problem 72AP Problem 73AP Problem 74AP Problem 75AP: 75. A conjugate acid-base pair Consists of two substances related by the donating and accepting of... Problem 76AP: . Acetate ion, C2H3O2- , has a stronger affinity for protons than does water. Therefore, when... Problem 77AP Problem 78AP Problem 79AP Problem 80AP Problem 81AP Problem 82AP Problem 83AP Problem 84AP Problem 85AP: . A(n) _________ solution contains a conjugate acid-base pair and through this is able to resist... Problem 86AP: . When sodium hydroxide, NaOH, is added dropwise to a buffered solution, the _______ component of... Problem 87AP: . When hydrochloric acid, HCI. is added dropwise to a buffered solution, the ______component of the... Problem 88AP: . The following are representations of acid-base reactions: a. Label each of the species in both... Problem 89AP: . In each of the following chemical equations, identify the conjugate acid-base pairs. a.... Problem 90AP Problem 91AP: . Write the conjugate base for each of the following. a. H3PO3 b. HCO3 c. HF d. H2SO4 Problem 92AP: . Of the following combinations, which would act as buffered solutions? a. HClO2 and KClO2 b. H2S... Problem 93AP Problem 94AP: . Calculate [H+] in each of the following solutions, and indicate whether the solution is acidic,... Problem 95AP Problem 96AP: . Calculate the pH corresponding to each of the pOH values listed, and indicate whether each... Problem 97AP Problem 98AP Problem 99AP Problem 100AP: . For each hydrogen or hydroxide ion concentration listed. calculate the concentration of the... Problem 101AP: . Calculate the hydrogen ion concentration, in moles per liter, for solutions with each of the... Problem 102AP Problem 103AP Problem 104AP Problem 105AP: . Write the formulas for three combinations of weak acid and salt that would act as buffered... Problem 106CP: . Choose pairs in which the species listed first is the conjugate base of the species listed second.... Problem 107CP: . Complete the table for each of the following solutions: [H+] pH pOH [OH-] 0.000 M HNO3 _____ _____... Problem 108CP: . Consider 0.25 M solutions of the following salts: NaCl. RbOC1, KI, Ba(ClO4),, and NH4NO3. For each... format_list_bulleted
Chemistry: Principles and PracticeChemistryISBN:9780534420123Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward MercerPublisher:Cengage Learning