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| when atoms GAIN OR LOSE an electron they become ions with a charge, and oppositely charged ions form an ionic bond |
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| when atoms SHARE electrons they form covalent bonds |
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| Molecules are of the same atoms, compounds are of different atoms |
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| occurs when bonds are formed or broken between atoms, ions, or molecules |
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| release hydrogen in water |
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| release ions that combine with hydrogen ions in water. |
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| provide energy for cells and are made of hydrogen, oxygen, and carbon. |
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| organic substances that are insoluble in water |
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| have many functions in the body, it’s how cells recognize each other |
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| form genes and take part in protein synthesis. DNA and RNA |
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