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16 Cards in this Set
- Front
- Back
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particles that have a positive electric charge
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protons
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measure of mass divided by volume
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density
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contains atoms of more than one type of element that are chemically bonded togethere
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compound
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tiny building blocks of matter, made up of protons, neutrons, and electrons
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atoms
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kind of mixture which one substance is completely and evenly mixed in another substance and is the same through out
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solution
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number of protons in an atom
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atomic number
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anything that has mass and takes up space
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matter
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equal to the number or protons plus the number of neutrons
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mass number
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substances that are made up of only one type of atom and cannot be broken down into sipler substances by normal chemical
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elements
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have no electric charge
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neutrons
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composed of two or more substances that are not chemically combined
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mixture
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atoms fo the same element that havce different number of neutrons
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isotopes
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components that are evenly mixed throughout
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homogeneous mixture
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components that are not mixed evenly and each componenet retains its own properties
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heterogeneous mixture
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particles with a negative charge
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electrons
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an electrically charged atom
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ion
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