The major species present in 0.015 M solutions of the following bases are to be stated. The [ OH − ] and the pH value of the given solutions is to be calculated. Concept introduction: The pH of a solution is define as a figure that expresses the acidity of the alkalinity of a given solution. A logarithmic scale is used on which, the value 7 corresponds to a neutral species, a value less than 7 corresponds to an acid and a value greater than 7 corresponds to a base. The pH of a solution is calculated by the formula, pH = − log [ H + ] The pOH of a solution is calculated by the formula, pOH = − log [ OH − ] The sum, pH + pOH = 14 To determine: The major species present in 0.015 M solution of KOH and the [ OH − ] and the pH value of this solution.
The major species present in 0.015 M solutions of the following bases are to be stated. The [ OH − ] and the pH value of the given solutions is to be calculated. Concept introduction: The pH of a solution is define as a figure that expresses the acidity of the alkalinity of a given solution. A logarithmic scale is used on which, the value 7 corresponds to a neutral species, a value less than 7 corresponds to an acid and a value greater than 7 corresponds to a base. The pH of a solution is calculated by the formula, pH = − log [ H + ] The pOH of a solution is calculated by the formula, pOH = − log [ OH − ] The sum, pH + pOH = 14 To determine: The major species present in 0.015 M solution of KOH and the [ OH − ] and the pH value of this solution.
Solution Summary: The author explains that the major species present in 0.015-M solutions of the following bases are to be stated.
Interpretation: The major species present in
0.015M solutions of the following bases are to be stated. The
[OH−] and the
pH value of the given solutions is to be calculated.
Concept introduction: The
pH of a solution is define as a figure that expresses the acidity of the alkalinity of a given solution. A logarithmic scale is used on which, the value
7 corresponds to a neutral species, a value less than
7 corresponds to an acid and a value greater than
7 corresponds to a base.
The
pH of a solution is calculated by the formula,
pH=−log[H+]
The
pOH of a solution is calculated by the formula,
pOH=−log[OH−]
The sum,
pH+pOH=14
To determine: The major species present in
0.015M solution of
KOH and the
[OH−] and the
pH value of this solution.
(b)
Interpretation Introduction
Interpretation: The major species present in
0.015M solutions of the following bases are to be stated. The
[OH−] and the
pH value of the given solutions is to be calculated.
Concept introduction: The
pH of a solution is define as a figure that expresses the acidity of the alkalinity of a given solution. A logarithmic scale is used on which, the value
7 corresponds to a neutral species, a value less than
7 corresponds to an acid and a value greater than
7 corresponds to a base.
The
pH of a solution is calculated by the formula,
pH=−log[H+]
The
pOH of a solution is calculated by the formula,
pOH=−log[OH−]
The sum,
pH+pOH=14
To determine: The major species present in
0.015M solution of
Ba(OH)2 and the
[OH−] and the
pH value of this solution.
Michael Reactions
19.52 Draw the products from the following Michael addition reactions.
1.
H&C CH
(a)
i
2. H₂O*
(b)
OEt
(c)
EtO
H₂NEt
(d)
ΕΙΟ
+
1. NaOEt
2. H₂O'
H
H
1. NaOEt
2. H₂O*
Rank the labeled protons (Ha-Hd) in order of increasing acidity, starting with the least acidic.
НОН НЬ
OHd
Онс
Can the target compound at right be efficiently synthesized in good yield from the unsubstituted benzene at left?
?
starting
material
target
If so, draw a synthesis below. If no synthesis using reagents ALEKS recognizes is possible, check the box under the drawing area.
Be sure you follow the standard ALEKS rules for submitting syntheses.
+ More...
Note for advanced students: you may assume that you are using a large excess of benzene as your starting material.
C
:0
T
Add/Remove step
G
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Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell