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WorksheetsSolutions and pH Review
Total questions: 24
Worksheet time: 12mins
Ammonia has a pOH of 2. Ammonia is __________.
an acid
a base
an element
a metal
An acid
is a substance that releases H+ ions when dissolved in water
is a substance that does not release any ions when dissolved in water
is a substance that releases OH- when dissolved in water
releases an equal amount of OH- and H+ ions when dissolved in water
A solution has a pH of 7.0. What would happen to the pH if OH- ions were added?
pH would go up
pH would go down
pH would stay the same
None of these
if a solution has a pOH of 5.2 the [OH-] of the solution is
3.9 x 10 -5 M
6.3 x 10 -6 M
1.58 x 10-5 M
2 x 10-5 M
Which of the following is the correct formula for calculating molarity?
moles/liters of solution
moles/kg of solvent
# particles/Avogadro's #
theoretical yield/actual yield
Which of the following types of solutions has more room to dissolve solute?
supersaturated
saturated
unsaturated
A substance that is more basic has a _____ pH than a substance that is acidic.
What does pH measure?
the amount of hydrogen (H+) ions
the amount of hydroxide (OH-) ions
amount of water
all of the above
Which of the following is the strongest acid?
1
5
3
8
Which of the following is the strongest base?
4
14
7
15
Which of the following is a characteristic of a base?
bitter
sour
corrosive
releases hydrogen ions in water
Neutral solutions have a pH of
pH of 2
pH of 0
pH of 7
A neutral solution does not have a pH
A base is a substance
That releases OH- ions when dissolved in water
That releases H+ ions when dissolved in water
Does not release any ions when dissolved in water
None of the above
Identify the solvent
How do you know when you have a saturated solution?
You don't see anymore material in the solution. It has dissolved.
The material dissolves and no more will dissolve because you see it collect at the bottom.
The solution is bubbling and cloudy.
The solution is clear and there is nothing at the bottom.
