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WorksheetsAcids and Bases
Total questions: 24
Worksheet time: 1hrs 12mins
Which of these pH values represent an acid?
4
8
10
12
If I add more water to this setup, what will happen to the pH?
It will increase and get closer to 7
It will decrease and get closert to 0
It will stay the same and not change
Milk is a very weak acid. What might its pH value be?
6.5
7.8
4.2
12.2
Milk is a very weak acid. What might its pH value be?
6.5
7.8
4.2
12.2
Which of the following are properties of acids?
They conduct electricity when dissolved in water
They taste sour
They react with metals to produce hydrogen gas
All of the answer choices are correct
An acid is a solution that contains __________ ions dissolved in water.
positive
negative
A substance is found to have the following characteristics:
Very bitter taste
Feels slippery to the touch
Produces OH- ions when dissolved in water
In what category would the substance be classified?
acid
base
enzyme
fatty acid
HF is...
an acid
a base
a salt
an ionic compound
HNO2
a base
a salt
an acid
an ionic compound
KOH is ...
an acid
a base
a salt
an ionic compound
acidic or basic.
A substance that is more basic has a _____ pH than a substance that is acidic.
In a test of pH levels, a baking soda has a pH of 9 and bleach has a pH of 12. What is true about there relationship?
Both of the solution are Bases
Both of the solution are Acids
The Baking soda is an acid and the Bleach is a base
The baking soda is a base and the Bleach is an Acid.
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
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
Water has a neutral because
it has more H+ ions than OH-
it has more OH- ions than H+
it does not produce any ions
it has an equal amount of H+ and OH- in solution
