Biology 122 - Introduction to Biology » Summer 2021 » Chemistry Quiz 2
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Question #1
An element is a substance that cannot be broken down chemically into any other substances.
A.
TRUE
B.
FALSE
Question #2
Isotopes all have the same number of neutrons.
A.
TRUE
B.
FALSE
Question #3
Covalent bonds are formed when atoms share electrons.
A.
TRUE
B.
FALSE
Question #4
The surface tension of water is due to the ability of individual water molecules to hydrogen bond with one another.
A.
TRUE
B.
FALSE
Question #5
The amount of H+ in a solution is a measure of its acidity and is called pH.
A.
FALSE
B.
TRUE
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