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WorksheetsAcids and Bases 2nd Yrs JCT COL
Total questions: 23
Worksheet time: 1hrs 10mins
Which of the following statements is true concerning acids and bases?
acids and bases don't react with each other
acids mixed with bases neutralize each other
acids mixed with bases make stronger bases
acids mixed with bases make stronger acids
True or false: bases are sometimes called alkaline.
True
False
Which is the correct set of acid properties, as described by Boyle:
sour taste, corrosive, change litmus from red to blue
sour taste, corrosive, change litmus from blue to red
sweet taste, slippery, change litmus from blue to red
sour taste, slippery, change litmus from blue to red
Neutral solutions have a pH of:
0
1
7
14
Which is true?
pH of less than 7 is basic; pH of more than 7 is acidic
pH of less than 7 is acidic; pH of more than 7 is basic
Vinegar, fruit juice, and cola are examples of:
strong acids
strong bases
strong bases
weak acids
NaOH may be found in drain cleaners and as a component of soaps. Is NaOH an acid or a base?
Acid
Base
Neither (Neutral)
HCl is found in household products, including some toilet bowl cleaners. Is HCl an acid or a base?
Acid
Base
Neither (Neutral)
Is laundry detergent an acid or a base?
Acid
Base
Neither (Neutral)
Ammonia is found in many household products, including window cleaner. What is the pH of ammonia?
It's acidic.
It's basic.
It's neutral.
Is pure water acidic, basic, or neutral?
Acidic
Basic
Neutral
Water found near sources of air pollution tends to be:
Acidic.
Basic.
Neither. Air pollution doesn't alter the pH of water.
Milk is generally:
Slightly acidic and becomes more acidic over time.
Basic, although it becomes more acidic over time.
Milk is neither acidic nor basic.
Basic and it becomes more basic over time.
A substance that is 3 on the pH scale would be a(n):
acid
base
neutral
solute
acidic or basic.
The substance in the beaker
Milk is a very weak acid. What might its pH value be?
6.5
7.8
4.2
12.2
