Last flash cards for 4th quarter science assessment
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Created by:
mariorock Plus on May 26, 2012
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16 terms
Terms | Definitions |
|---|---|
 Nuclear fission | Process of splitting a large atomic nucleus into two nuclei with smaller masses |
| Nuclear fusion | Process of fusing atoms together two atomic nuclei with low masses to form one nucleus with a larger mass |
| Solute | In a solution, the substance being dissolved |
| Solvent | In a solution, the substance in which the solute dissolved |
| KInetic Theory of Matter | Explanation of the behavior of molecules in matter; states that all matter is made of constantly moving particles that collide without losing energy |
| catalist to speed up, inhibitor to slow down | How do you speed up or slow down a chemical reaction? |
| sodium chloride | Example of ionic bond |
| diamond | Example of covalent bond |
| It becomes an ion and reacts with an O ion and an H ion | How do cmopounds dissolve in water? |
| polar molecule | Molecule with a slightly positive end and a slightly negative end as result of electrons being shared unequally |
| It's ability to dissolve most compounds | Why is water considered the universal solvent |
| Solution | A mixture that has the same composition, color, density, and even taste throughout |
| Alloy | Solid Sollution made by melting the metal solute and solvent together |
| unequal sharing | What do covalent bonds need to have in order to be polar |
| nonpolar molecule | If a molecule contains positive and negative charges that cancel each other, what is it? |
| a battery or magnet | What is a polar molecule very similar to? |
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