EBK ORGANIC CHEMISTRY
6th Edition
ISBN: 8220103151757
Author: LOUDON
Publisher: MAC HIGHER
expand_more
expand_more
format_list_bulleted
Question
Chapter 8, Problem 8.39AP
Interpretation Introduction
Interpretation:
The structure of the species that acts as a BrØnsted acid with
Concept introduction:
An electron deficient compound such as
The BrØnsted acid is one that donates a proton, whereas the BrØnsted base is a proton acceptor.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
The amino acid tyrosine has pKa = 2.20 for deprotonation of its carboxylic acid group. What are the relative concentrations of tyrosine and its conjugate base at a pH of (a) 7, (b) 2.2, (c) 1.5?
The pH of a 0.10 M solution of Ni(NO3)2 is 5.0. Calculate the acid ionization constant of Ni(H 2O) 62+(aq).
The pKb of the organic base nicotine (denoted Nic) is 5.98. Write the corresponding protonation reaction, the deprotonation reaction of the conjugate acid, and the value of pKa for nicotine.
Chapter 8 Solutions
EBK ORGANIC CHEMISTRY
Ch. 8 - Prob. 8.1PCh. 8 - Prob. 8.2PCh. 8 - Prob. 8.3PCh. 8 - Prob. 8.4PCh. 8 - Prob. 8.5PCh. 8 - Prob. 8.6PCh. 8 - Prob. 8.7PCh. 8 - Prob. 8.8PCh. 8 - Prob. 8.9PCh. 8 - Prob. 8.10P
Ch. 8 - Prob. 8.11PCh. 8 - Prob. 8.12PCh. 8 - Prob. 8.13PCh. 8 - Prob. 8.14PCh. 8 - Prob. 8.15PCh. 8 - Prob. 8.16PCh. 8 - Prob. 8.17PCh. 8 - Prob. 8.18PCh. 8 - Prob. 8.19PCh. 8 - Prob. 8.20PCh. 8 - Prob. 8.21PCh. 8 - Prob. 8.22PCh. 8 - Prob. 8.23PCh. 8 - Prob. 8.24PCh. 8 - Prob. 8.25PCh. 8 - Prob. 8.26PCh. 8 - Prob. 8.27PCh. 8 - Prob. 8.28APCh. 8 - Prob. 8.29APCh. 8 - Prob. 8.30APCh. 8 - Prob. 8.31APCh. 8 - Prob. 8.32APCh. 8 - Prob. 8.33APCh. 8 - Prob. 8.34APCh. 8 - Prob. 8.35APCh. 8 - Prob. 8.36APCh. 8 - Prob. 8.37APCh. 8 - Prob. 8.38APCh. 8 - Prob. 8.39APCh. 8 - Prob. 8.40APCh. 8 - Prob. 8.41APCh. 8 - Prob. 8.42APCh. 8 - Prob. 8.43APCh. 8 - Prob. 8.44APCh. 8 - Prob. 8.45APCh. 8 - Prob. 8.46APCh. 8 - Prob. 8.47APCh. 8 - Prob. 8.48APCh. 8 - Prob. 8.49APCh. 8 - Prob. 8.50APCh. 8 - Prob. 8.51APCh. 8 - Prob. 8.52APCh. 8 - Prob. 8.53APCh. 8 - Prob. 8.54APCh. 8 - Prob. 8.55APCh. 8 - Prob. 8.56APCh. 8 - Prob. 8.57AP
Knowledge Booster
Similar questions
- a) Calculate the pH of an aqueous solution of the salt NaA, which was made to a concentration of 0.080 M NaA. The Ka of the weak acid HA is 2.0 x 10-5. Your pH should go to two places past the decimal point (i.e. 1.35). b) Aniline, C6H5NH2, has a pKb of 9.40. What is the pH of a solution which is 0.12 M in aniline and 0.38 M in anilinium ion, C6H5NH3+? Your answer should be to two places past the decimal.arrow_forwardYou've just started your summer intern as a research assistant in the biology department. Your first assignment is to prepare a pH 7.50 phosphate buffer solution to be used in the isolation of DNA from a cell culture. You've discovered the following items available to you in the lab: 0.514M HPO 4 (K a-4.2x10 13) 48.6 g KOH (molar mass 56.1g) a. Calculate the pH of your buffer. b. Do you think that this would be a suitable buffer? Explain. SHOW YOUR WORK. Upload your file here.arrow_forwardConsider the titration of a 50.00 mL sample of 0.500 M hydrazoic acid, HN3, with 0.500 M NaOH (aq., 25 oC). The Ka HN3 = 4.50 x 10–4. What is the pH of the solution after 15.00 mL of NaOH has been added?arrow_forward
- A 1.00 L phosphate buffer solution that contains 0.1270 moles of dihydrogen phosphate (H2PO4) and 0.0800 moles of hydrogen phosphate (HPO,2-) was prepared. The pKa of dihydrogen phosphate is 7.20 at 25 °C. Calculate the pH of the buffer at this temperature.arrow_forwardGroup III (Al3+, Cr3+, Fe3+, Zn2+) cations produce very soluble sulphides so they can be precipitated by relatively high amounts of sulfide ion; this can be achieved by adding a basic solution of H2S.arrow_forward8. (a) HA(aq) is a weak acid with a dissociation constant, Ka, of 8.8 x 10−12. What is the pH of a 0.022 M solution of A−(aq)? The temperature is 25 ◦C. (b) For the reaction A(g) =A(l), the equilibrium constant is 0.666 at 25.0 ◦C and 0.222 at 75.0 ◦C. Making the approximation that the entropy and enthalpy changes of this reaction do not change with temperature, at what temperature will the equilibrium constant be equal to 0.777?arrow_forward
- The ionization constant Ka for nitrous acid is 4.6x10⁻⁴. What are the the pKa for nitrous acid and the pH of a 0.1 M solution of this weak acid?arrow_forwardSurface water in an open area of the Indian Ocean adjacent to Kenja has an alkalinity 2320 micromoles/liter and a total carbonate concentration of 2.03 x 10^-3 moles/liter. Calculate the concentrations of HCO3- and CO32-, and also the pH of this sea water.arrow_forwardThe acid ionization constant for Sc(H2O)63+(aq) is 5.0×10-5. Calculate the pH of a 0.1260 M solution of Sc(NO3)3.arrow_forward
- Metal ions in aqueous solutions are solvated, or hydrated, by water molecules. Typically this primary hydration sphere is composed of six water molecules. The hydrated metal ion acts as a weak acid, undergoing a stepwise hydrolysis in which it donates an H* ion from its water ligands to the surrounding free water molecules. Shown is the hydrolysis of Al(H,O);+ (pKa = 4.85) in water. Al(H, O);*(aq) + H,01) = H;0*(aq) + Al(H, O),OH²+(aq) Calculate the pH of a 0.00151 M AICI, solution and determine what fraction of the aluminum is in the form Al(H,O),OH²+. pH = "AICH,O), (OH)²+arrow_forwardSulfuric acid (H2SO4) is a diprotic acid where the first deprotonation is a strong acid process, and the second deprotonation is a weak acid process with Ka = 1.0 x 10-2. What is the pH of a 0.00075 M solution of sulfuric acid?arrow_forwardLakes have a natural buffering capacity, especially in regions where limestone gives rise to dissolved calcium carbonate. Write an equation for the effect of a small amount of acid rain containing sulfuric acid if it falls into alake containing carbonate (CO3-2 ) ions. Discuss how the lake will resist further pH changes. What happens if a large excess of acid rain is deposited?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Chemistry & Chemical ReactivityChemistryISBN:9781337399074Author:John C. Kotz, Paul M. Treichel, John Townsend, David TreichelPublisher:Cengage Learning
Chemistry & Chemical Reactivity
Chemistry
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:Cengage Learning