Organic Chemistry
7th Edition
ISBN: 9780321803221
Author: Paula Y. Bruice
Publisher: Prentice Hall
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Textbook Question
Chapter 2, Problem 14P
a. Draw the structure of (CH3COOH (pKa = 4.7) at pH = 2, pH = 7, and pH = 10.
b. Draw the structure of (CH3OH (pKa = 15.5) at pH = 2, pH = 7, and pH = 10.
c. Draw the structure of (CH3
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9. Consider the neutral base pyrrolidine, C4H9N, designated B.
(a) Which is the predominant species, B or BH¹, at pH 11? At pH 12?
(b) At what pH is [BH] = [B]?
(c) What is the quotient [B]/[BH] at pH 12.00? at pH 2.00?
(C6H7O6H, Ka = 6.8 × 10-5) and [C6H7O6-] = 13.3 × [C6H7O6H].
what is the pH.
6
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Chapter 2 Solutions
Organic Chemistry
Ch. 2.1 - Which of the following are not acids? CH3COOH CO2...Ch. 2.1 - Draw the products of the addbase renc1 ion when a....Ch. 2.1 - a. What is the conjugate acid of each or the...Ch. 2.2 - a. Which is a stronger acid: one with a pKa of 5.2...Ch. 2.2 - An acid has a Ka of 4.53 106 in water. What is...Ch. 2.2 - Prob. 6PCh. 2.2 - Antacids are compounds that neutralize stomach...Ch. 2.2 - Are the following body fluids acidic or basic? a....Ch. 2.3 - Draw the conjugate acid of each of the following:...Ch. 2.3 - a. Write an equation showing CH3OH reacting as an...
Ch. 2.3 - Estimate the pKa values of the following...Ch. 2.3 - a. Which is a stronger base: CH3COO or HCOO? (The...Ch. 2.3 - Using the pKa values in Section 2.3, rank the...Ch. 2.4 - Prob. 14PCh. 2.5 - a. For each of the acid-base reactions in Section...Ch. 2.5 - Ethyne has a pKa value of 25, water has a pKa...Ch. 2.5 - Which of the following bases can remove a proton...Ch. 2.5 - Calculate the equilibrium constant for the...Ch. 2.6 - Rank the ions (CH3, NH2, HO, and F) from most...Ch. 2.6 - Rank the carbanions shown in the margin from most...Ch. 2.6 - Which is the stronger acid?Ch. 2.6 - Prob. 22PCh. 2.6 - Rank the halide ions (F, Cl, Br, and l) from...Ch. 2.6 - a. Which is more electronegative, oxygen or...Ch. 2.6 - Which is a stronger acid? a. HCl or HBr b....Ch. 2.6 - a. Which of the halide ions (F, Cl, Br, and l) is...Ch. 2.6 - Prob. 27PCh. 2.7 - What is a stronger acid? a. CH3OCH2CH2OH or...Ch. 2.7 - Prob. 29PCh. 2.7 - What is a stronger base?Ch. 2.8 - Fosamax (shown on the previous page) has six...Ch. 2.8 - Which is a stronger acid? Why?Ch. 2.8 - Prob. 34PCh. 2.9 - Using the table of pKa values given in Appendix I,...Ch. 2.10 - Prob. 36PCh. 2.10 - As long as the pH is not less than _______, at...Ch. 2.10 - A naturally occurring amino acid such as alanine...Ch. 2.10 - For each of the following compounds, indicate the...Ch. 2.11 - Write the equation that shows how a buffer made by...Ch. 2.12 - Draw the products of the following react ions. Use...Ch. 2.12 - What product are formed when each of the following...Ch. 2 - a. Rank the following alcohols from strongest to...Ch. 2 - Which is a stronger base? a. HS or HO b. CH3O or...Ch. 2 - According to the explanations by Lewis, if a...Ch. 2 - a. Rank the following carboxylic acids from...Ch. 2 - Prob. 51PCh. 2 - For the following compound. a. draw its conjugate...Ch. 2 - Rank the following compounds from strongest to...Ch. 2 - Prob. 54PCh. 2 - Prob. 55PCh. 2 - a. Rank the following alcohols from strongest to...Ch. 2 - For each compound, indicate the atom that is most...Ch. 2 - a. Given the Ka values, estimate the pKa value of...Ch. 2 - A single bond between two carbons with different...Ch. 2 - Tenormin, a member of the group of drugs known as...Ch. 2 - From which of the following compounds can HO...Ch. 2 - a. For each of the following pairs of reactions,...Ch. 2 - Prob. 63PCh. 2 - Which is a stronger acid? a. b. c. d.Ch. 2 - Prob. 65PCh. 2 - Given that pH+ pOH = 14 and that the concentration...Ch. 2 - How could you separate a mixture of the following...Ch. 2 - Prob. 68PCh. 2 - a. If an add with a pKa of 5.3 is in an aqueous...Ch. 2 - Calculate the pH values of the following...Ch. 2 - Prob. 1PCh. 2 - Prob. 2PCh. 2 - Prob. 3PCh. 2 - Which of the reactions in Problem 3 favor...Ch. 2 - Prob. 5PCh. 2 - Prob. 6PCh. 2 - Prob. 7PCh. 2 - Which is the stronger acid? a. ClCH2CH2OH or...Ch. 2 - Prob. 9PCh. 2 - Prob. 10PCh. 2 - Which is a more stable base? Remembering that the...Ch. 2 - Which is the Stronger acid?Ch. 2 - Prob. 13PCh. 2 - a. Draw the structure of (CH3COOH (pKa = 4.7) at...
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- 6. Morphine (structure shown) is a prescription-strength analgesic used to treat severe pain. pKa = 9.90 > HO. pKb = 8.20 HO" a) At the pH of human blood plasma (pH 7.4), what is the charge on the -OH group (with pKa = 9.90)? Circle one: positive neutral negative b) At the pH of human blood plasma (pH 7.4), what is the charge on the amino group (with pkb = 8.20)? Circle one: positive neutral negative c) At what pH would morphine be the least polar: pH 4.0, 7.0, or 11.0? Circle one: 4.0 7.0 11.0 Briefly explain:arrow_forwardThe pKa of formic acid is 3.75. What is the Ka of formic acid?arrow_forwardQ1(c) If given a basic drug with logP = 2.5 and pKa(BH+) 6.5. What would logD7.0 look like? Would it be greater, less than or the same as the logP value? Explain.arrow_forward
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