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WorksheetsBC Lab Module 1 pH Measurement, Buffer Preparation
Total questions: 25
Worksheet time: 18mins
it compares the acidity or alkalinity of a solution in a given temperature.
pH
Buffer Capacity
Acid
Base
pH solution can be measured
pH Paper
pH Meter
pH Sound Wave
pH Electrowave
pH indicator is color RED
Acidic
Neutral
Base
Alkali
pH indicator is color GREEN
Neutral
Acid
Base
Alkali
pH indicator is color PURPLE
Base
Alkali
Neutral
Acid
Hydrogen Ion activity Increase
Acid
Neutral
Base
Activity of Hydrogen and Hydroxide are equal
Neutral
Acid
Alkali
The Activity of hydroxide is greater than hydrogen ion
Alkali
Acid
Neutral
ACID is any species that can increase the concentration of H+ ions (protons) in an aqueous solution
Arrhenius Theory
Bronsted Lowry Theory
Lewis Theory
BASE is any species that can increase the concentration of OH– in an aqueous solution
Arrhenius Theory
Bronsted Lowry Theory
Lewis Theory
ACID is any species that can donate a proton
Bronsted Lowry Theory
Arrhenius Theory
Lewis Theory
BASE is any species that can accept a proton
Bronsted Lowry Theory
Arrhenius Theory
Lowry Theory
a species formed after the base accepts a proton.
Conjugate Acid
Conjugate Base
Acid
Base
is the species formed after an acid donates its proton
Conjugate Base
Conjugate Acid
Acid
Base
ACID is a species that can accept a pair of non-bonding electrons
Lewis Theory
Bronsted Lowry Theory
Arrhenius Theory
BASE is a species that can donate a pair of non-bonding electrons
Arrhenius Theory
Lewis Theory
Bronsted Lowry Theory
Find the pH of a 3.16 X 10 ^ -12 M HCl solution.
(a)
The [H+] of 0.1 M barbituric acid was found to be 3.98 X 10 ^ -8 M. What is the pH of the solution?
(a)
. If the pH of the solution is 3.25 , what would be the [H+]?
(a)
A solution has a pOH of 3. What is the pH of this solution?
(a)
What is the [OH–] of a solution if it has a pOH of 2.49?
(a)
What is the pKa of acetic acid, if Ka for acetic acid is 1.78 x 10-5?
(a)
What is the pKb for methyl amine, if the value of Kb for methyl amine is 4.4 x 10-4?
(a)
Calculate the value of the ionization constant for the ammonium ion, Ka, if the pKa is 8.74.
(a)
9. Calculate the value of the ionization constant, Kb, for aniline if the pKb is 7.36
(a)
