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WorksheetsAcids and Bases
Total questions: 40
Worksheet time: 26mins
sour taste- acid or base?
(a)
bitter taste- acid or base?
(a)
name of this ion- OH-
(a)
name of this ion- H3O+
(a)
produces hydroxide ions in solution- acid or base?
(a)
produces hydronium ions in solution- acid or base?
(a)
water can behave as an acid or a base
(a)
a(an) (a) is a hydrogen donor
a(an) (a) is a hydrogen acceptor
which of the following would be a pH reading for a weak acid?
1
4
9
12
which of the following would be a pH reading for a weak base?
1
4
9
12
which of the following would be a pH reading for a strong base?
1
4
9
12
which of the following would be a pH reading for a strong acid?
1
4
9
12
acids or bases that completely dissociate in solution are
strong
weak
what type of acid is HCl?
monoprotic
polyprotic
diprotic
what type of acid is H2SO4
monoprotic
polyprotic
diprotic
what type of acid is H3PO4
monoprotic
polyprotic
diprotic
acids or bases that partially dissociate in solution are
strong
weak
In a chemical reaction, what indicates that an acid or base is weak?
Δ
↔
the subscripts
→
a strong acid and a strong base react to create a
mostly acidic solution
mostly basic solution
neutral solution
a substance that changes color in an acid or base
indicator
salt
buffer
hydroxide ion
a compound formed from the ions of a strong acid and a strong base
salt
buffer
hydroxide
hydronium
a reaction between an acid and a base that produces a salt and water is a __ reaction
neutralization
buffer
indicator
weak
what is the acid in this reaction?
HCl
NH3
Cl-
NH4+
what is the base in this reaction?
HCl
NH3
Cl-
NH4+
what is the conjugate base in this reaction?
HCl
NH3
Cl-
NH4+
what is the conjugate acid in this reaction?
HCl
NH3
Cl-
NH4+
what is the conjugate acid in this reaction?
H2O
NH3
OH-
NH4+
what is the conjugate base in this reaction?
H2O
NH3
OH-
NH4+
what is the base in this reaction?
H2O
NH3
OH-
NH4+
what is the acid in this reaction?
H2O
NH3
OH-
NH4+
In solution A, [OH-] = [H+], for solution B, [OH-] > [H+], and for C, [OH-] < [H+]. Order from most acidic to least acidic.
CAB
ABC
BAC
ACB
Why is solution C considered stronger than B?
it has greater volume
the substance has completely dissociated
Which acidic solution would have a pH of 6?
B
C
pH means the
presence of hydrogen
potential of hydrogen
presence of hydronium
potential of hydroxide
We can understand why plants don't grow in the winter by using Le Chatelier's Principle and the photosyntheis reaction. In colder temperatures, equilibrium shifts (a)
What is the pH of a solution with [H+] 2.7x10-8M (a) *Round to the tenths place
What is the pH of a solution with [OH-] 7.7x10-3M (a) *Round to the tenths place
What is the [H+] of a solution with pH 9.4?
2.75 x 10-9M
3.98 x 10-10M
9.40 x 10-10M
4.60 x 10-9M
What is the [OH-] of a solution with pH 4.2?
2.75 x 10-9M
3.98 x 10-10M
1.58 x 10-10M
6.30 x 10-5M
