Acids, Bases, pH, & Water
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Created by:
jenhauenstein on October 21, 2010
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12 terms
Terms | Definitions |
|---|---|
 water in body | 70% |
| cells need water | for nutrients to move into and out of your cells |
| water and heat | absorbs heat slowly & keeps energy |
| cohesion | attraction between same substances |
| adhesion | attraction between different substances |
| solution | mixture of evenly distrubuted substances |
| Polar molecules | dissolve easily in water (so do ionic compounds) |
| Nonpolar | do NOT dissolve easily in water (ex. oil) |
| acid | form hydrogen ions in water; pH is below 7 |
| base | reduce number of hydrogen ions in water; pH is above 7 |
| pH | value representing number of hydrogen ions; value between 0-14 |
| neutral pH | 7 |
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