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Chapter 2: The Chemistry of Microbiology

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Matter
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- all materials that occupy space and have mass.
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Created by
rwilks0001
Terms in this set (89)
Matter
- all materials that occupy space and have mass.
What is matter composed of?
-atoms
Atom
- simplest form of matter not divisible into simpler substances
Protons:
(+) subatomic particles
Neutrons:
neutral subatomic particles
Electrons:
(-) subatomic particles
Element
- pure substances with a characteristic number of protons, neutrons, and electrons and predictable chemical behaviors.
Atomic number
- number of protons.
Mass number
- number of protons and neutrons.
Isotopes
- variant forms of the same element that differ in the number of neutrons.
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