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Definition
| Anything that has mass and takes up space |
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Definition
| An explanation or representation of something that cannot be seen |
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Definition
| A collection of atoms that all have the same number of protons |
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Definition
| Chemicals that result from atoms linking together |
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Definition
| A change that affects the appearance but not the chemical makeup of a substance |
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Definition
| A change that alters the makeup of the elements or molecules of a substance |
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Definition
| The random motion of molecules from an area of high concentration to an area of low concentration |
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Definition
| A measurement of how much solute exists within a certain volume of solvent |
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Definition
| A membrane that allows some molecules to pass through bu does not allow other molecules to pass through |
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Definition
| The tendency of a solvent to travel across a semipermeable membrane into areas of higher solute concentration |
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Definition
| A substance that alters the speed of a chemical reaction but is not used up in the process |
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Term
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Definition
A molecule that contains:
1. carbon
AND
2. any of the following:
- Hydrogen
- Oxygen
- Nitrogen
- Sulfur
- Phosphorous
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Term
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Definition
| The process by which living organisms produce larger molecules from smaller ones. |
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Definition
| Two different molecules that have the same chemical formula |
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Definition
| Simple carbohydrates that contain 3 to 10 carbon atoms |
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Definition
| Carbohydrates that are made up of two monosaccharides |
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Term
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Definition
| Carbohydrates that are made up of more than two monosaccharides |
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Definition
| A chemical reaction in which molecules combine by removing water. |
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Term
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Definition
| Breaking down complex molecules by the chemical addition of water |
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Term
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Definition
| A lipid made from fatty acids that have no double bonds between carbon atoms |
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Term
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Definition
| A lipd made from fatty acids that have at least one double bond between carbon atoms. |
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Term
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Definition
| A strong attraction between hydrogen atoms and certain other atoms (usually oxygen or nitrogen) in specific molecules |
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Definition
| On of three forms (solid, liquid or gas) which every substance is capable of attaining. |
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Definition
| Lacking any affinity to water |
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Term
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Definition
| A bond that links amino acids together in a protein |
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