1
Q
What is the range of pH scale?
A
0-14
2
Q
Acidic substances have higher or lower pH?
A
Lower
3
Q
Basic substances have higher or lower pH?
A
Higher
4
Q
What is an example of a basic substance?
A
Bleach
5
Q
What is an example of an acidic substance?
A
Citrus fruits
6
Q
What is pH?
A
“Power of hydrogen” (measure of how acidic or basic a substance is)
7
Q
What chemical property affects pH?
A
Amount of hydrogen ions
8
Q
Acidic substances contain what
A
A lot of hydrogen, and are OH+
9
Q
Basic substances have how much hydrogen
A
A small amount (OH-)
H Biology
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