WorksheetsAcid Base Review 2022
Total questions: 15
Worksheet time: 13mins
Calculate the pH of a solution which [H3O] is 1.3 E-5
5
4.89
7.69 E -10
9.11
Why is water amphoteric?
because it has both H+ and OH-
because it can accept an H+ and donate an H+
because its pH is 7
because its found all over the universe
The concentration of hydroxide ion, [OH-], in a solution is known to be 6.8 E-5. What is the pH?
1 E -4
1.5 E -10
4.2
9.8
According to Arrhenius, what is the definition of an ACID?
a substance that contains hydroxide and ionizes to produce OH-
a substance that contains hydrogen and ionizes to produce H+
a substance that contains hydrogen and ionizes to produce OH-
a substance that contains hydroxide and ionizes to produce H+
According to Bronsted-Lowry, what is the definition of an BASE?
a substance that donates a hydrogen (H+) ion
a substance that donates a hydroxide (OH-) ion
a substance that accepts a hydrogen (H+) ion
a substance that accepts a hydroxide (OH-) ion
What is the conjugate base in the following reaction?
HCO3-
HCl
H2CO3
Cl-
Identify the true statement about the following reaction:
F- + H2O --> HF +OH-
H2O is a bronsted lowry base
H2O is not an acid or base according to either model
H2O is a bronsted lowry acid
H2O is an arrhenius acid
Acid-base conjugate pairs differ by a single
Electron
Proton
Neutron
Oxygen
What is the pH of a solution that has a [H+] of 2.5 x 10-5?
4.60
2.5
5.0
7
What is the [H+] if the pH is 4.0?
1.0 x 10-10 M
1.0 x 10-14 M
1.0 x 10-4 M
1.0 x 10-7 M
If the [H3O+] of a solution is 9.3 x 10-3 M, the pOH of the solution will be
2.03
1.02
11.97
12.98
