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| The organelle that controls all cells activities. The center of the atom. |
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Definition
| A subatomic particle with a positive charge |
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Definition
| A subatomic particle with no charge |
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Definition
| a subatomic partical with negrtive change |
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Definition
| a substance made up of one kind of atom |
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Definition
| the smallest unit of an element that has all the properties of that element. |
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Definition
| a grouping of two or more atoms joined together |
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Definition
| the table of elements in order of incresing atomic # grouped by similer properties |
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Definition
| a substance made of two or more diffent elements |
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