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15 questions
pH stands for:
Potency of hydrogen
Plurality of hydrogen
Potential of hydrogen
Pleurisy of hydrogen
What is the range of pH values in an acidic solution?
0-6
8-14
0-14
4-8
What is the range of pH values in a basic solution?
0-6
8-14
0-14
4-8
Which is the stronger acid?
pH 1
pH 5
pH 7
pH 8
How do acidic solutions taste?
Delicious
Sweet
Bitter
Sour
Acids release __________ ions whereas bases release ___________ions.
hydrogen, hydroxide
hydroxide, hydrogen
potassium, hydrogen
hydrogen, oxide
Which characteristic properties describe a base?
tastes sour, litmus indicator turns blue
tastes bitter, litmus indicator turns blue
tastes bitter sour, litmus indicator turns blue green
tastes bitter sour, litmus indicator turns green
What property do all three of these household items have in common?
sometimes conduct electricity
taste soapy
have a pH equal to or above 7
turn litmus paper blue
When Sally tested an unknown solution, her red litmus paper turned blue, but her blue litmus paper remained blue. What does this indicate?
unknown is acidic
unknown is alkaline
unknown is neutral
unknown can be acidic, alkaline or neutral
A solution with a pH of 3.6 would be
acidic
alkaline
neutral
acidic and alkaline
What would happen to the blue and red litmus papers when they are dipped into a sample of acid rain?
Blue litmus paper remains blue and red litmus paper remains red.
Blue litmus paper turns red and red litmus paper turns blue.
Blue litmus paper remains blue and red litmus paper turns blue.
Blue litmus paper turns red and red litmus paper remains red.
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