Pearson eText Organic Chemistry -- Instant Access (Pearson+)
8th Edition
ISBN: 9780135213711
Author: Paula Bruice
Publisher: PEARSON+
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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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a) Calculate Ka of formic acid whose pKa= 3.75.
b) Calculate pKa of nitromethane whose Ka= 5.0 x 10"
2 part question please help!
a) Which of the following is the strongest acid?
a.
CH3COCH3 (pKa = 19.3)
b.
CH3COOH (pKa = 4.76)
c.
CH3(CH2)2CH3 (pKa = 50)
d.
CH3CH2OH (pKa = 16.00)
e.
CH3(CH2)3C≡CH (pKa = 25)
b)
A carbon-carbon double bond contains the following bonding orbitals:
a.
one π and one π*
b.
two π
c.
one σ and one π
d.
one σ and one π*
e.
two σ
(C6H7O6H, Ka = 6.8 × 10-5) and [C6H7O6-] = 13.3 × [C6H7O6H].
what is the pH.
Chapter 2 Solutions
Pearson eText Organic Chemistry -- Instant Access (Pearson+)
Ch. 2.1 - Which of the following are not acids? CH3COOH CO2...Ch. 2.1 - Consider the following reaction: a. What is the...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. 7PCh. 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. 15PCh. 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. 23PCh. 2.6 - What reaction in Problem 23 has the smallest...Ch. 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 - Which is a stronger base? (The potential maps in...Ch. 2.7 - What is a stronger acid? a. CH3OCH2CH2OH or...Ch. 2.7 - Rank the following compounds from strongest add to...Ch. 2.7 - What is a stronger base?Ch. 2.8 - For each of the following compounds, indicate the...Ch. 2.8 - Prob. 35PCh. 2.8 - Which is a stronger acid? Why?Ch. 2.8 - Fosamax (shown on the previous page) has six...Ch. 2.9 - Using the table of pKa values given in Appendix I,...Ch. 2.10 - For each of the following compounds (here shown in...Ch. 2.10 - As long as the pH is not less than _______, at...Ch. 2.10 - a. Indicate whether a protonated amine (RN+H3)...Ch. 2.10 - A naturally occurring amino acid such as alanine...Ch. 2.10 - a. At what pH is the concentration of a compound,...Ch. 2.10 - For each of the following compounds, indicate the...Ch. 2.10 - Given the data in Problem 47: a. What pH would you...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 - 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 alcohols from strongest to...Ch. 2 - a. Rank the following carboxylic acids from...Ch. 2 - Prob. 57PCh. 2 - For the following compound. a. draw its conjugate...Ch. 2 - Rank the following compounds from strongest to...Ch. 2 - Prob. 60PCh. 2 - Prob. 61PCh. 2 - a. Rank the following alcohols from strongest to...Ch. 2 - A single bond between two carbons with different...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 - 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. 69PCh. 2 - Which is a stronger acid? a. b. c. d.Ch. 2 - Prob. 71PCh. 2 - Prob. 72PCh. 2 - Given that pH+ pOH = 14 and that the concentration...Ch. 2 - How could you separate a mixture of the following...Ch. 2 - Prob. 75PCh. 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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- The Ka1 of ascorbic acid is 7.94 x 10-5. Would you expect ascorbic acid dissolved in blood plasma (pH 7.35–7.45) to exist primarily as ascorbic acid or as ascorbate anion? Explain.arrow_forward6. 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_forwardUsing the table of pKa values given in Appendix I, answer the following: a. Which is the most acidic organic compound in the table? b. Which is the least acidic organic compound in the table? c. Which is the most acidic carboxylic acid in the table? d. Which is more electronegative: an sp3 oxygen or an sp2 oxygen? (Hint: Pick a compound in Appendix I with a hydrogen attached to an sp2 oxygen and one with a hydrogen attached to an sp3 oxygen and compare their pKa values.) e. Which compounds demonstrate that the relative electronegativities of a hybridized nitrogen atom are sp 7 sp2 7 sp3?arrow_forward
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