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| anythibng that has mass adn takes up space |
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| a substance that cannot be broken down into simpler stable substances by chemical means. |
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| smallest unit of an element that has the chemical properties of that element. |
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| subatomic particles with a positive charge |
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| subatomic particles with a negative charge |
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| subatomic particles that have no charge |
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| An atom that has the same numver of protons as other atomes of th esame element do but has a different number of neutrons. |
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| a substance made up of atoms of two or more different element joined by chemical bonds |
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| a group of atoms that are held together by chemical forces; a molecule is the smallest unit of matter that can exist by itself and retain all of a substance's chemical properties. |
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| a particle that carries a charge |
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| The attractive force btw oppositely charged ions that result from the transfer of electrons from one atom to another. |
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A bond that is formed when atomes share one or more pairs of electrons. |
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| a cambination of two or more substances that are not chemically combined. |
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| mixtures in which two or more substances are not uniformly distributed |
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| mixture of two or more substances that are uniformly dispersed. |
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| A homogenous mixture of two or more substances that are uniformly dispersed throughout the mixture. |
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