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Acids And Bases
Test Description: Acids and bases and the pH scale is addressed.
Instructions: Answer all questions to get your test result.
1) The higher the number on the pH scale, the more ____ the solution.
A
buffered
B
neutral
C
basic
D
acidic
2) If a solution has a pH reading of 2, it is a(n)
A
neutral
B
buffer
C
base
D
acid
3) Blood has a pH of approximately 7.4 , therefore it is
A
slightly acidic
B
slightly basic
C
acidic
D
basic
4) Acid indigestion is often cured with an antacid that would have a pH of
A
about 7
B
lower than 6
C
higher than 8
D
none of these answers
5) If strong hydrochloric acid is dissolved in water, the resulting pH of the solution would be
A
greater than 7
B
seven
C
at the end of the scale
D
less than 7
6) A solution that contains lower concentrations of H ions than pure water is a(n)
A
neutral
B
buffered
C
acidic
D
basic
7) The lower the number on the pH scale, the more ____ the solution.
A
basic
B
acidic
C
buffered
D
neutral
8) A weak acid or base that prevents a strong reaction in a solution is a
A
antacid
B
base
C
buffer
D
acid
9) If the pH of the water in a stream drops below three
A
adult fish will die
B
nothing will happen
C
newborn fish will be unaffected
D
fish reproduction is impaired
10) Most rainwater is
A
slightly basic
B
slightly acidic
C
neutral
D
same as distilled water
*select an answer for all questions
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