Term
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Definition
| opposite ends have opposite charges |
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Term
| Four of water's traits that facilitate an environment for life are: |
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Definition
Cohesive behavior
ability to moderate temperature
Expansion upon freezing
Versatility as a solvent |
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Term
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Definition
The phenomenon through which hydrogen bonds hold water together
Ex: Helps water fight gravity in plants |
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Term
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Definition
Attraction between two different substances
ex: Between water and plant cell walls |
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Term
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Definition
| A measure of how hard it is to break the surface of a liquid |
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Term
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Definition
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Term
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Definition
| Measure of total kinetic energy due to molecular motion |
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Term
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Definition
| intensity of heat due to average kinetic energy in molecules |
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Term
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Definition
| the amount of heat required to raise the temperature of 1 g of water by 1 C |
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Term
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Definition
| 1,000 Calories = 1 calorie on food packaging |
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Term
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Definition
| Energy measurement where 1 J=0.239 or 1 cal=4.184 J |
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Term
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Definition
| amount of heat that must be absorbed or lost for 1 g of that substance to change temp by 1 C |
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Term
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Definition
1cal/g/C
This is relatively high |
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Term
| High Specific heat of water is a result of |
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Definition
Hydrogen bonds
Heat is absorbed when H bonds break
Heat is released when H bonds form |
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Term
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Definition
| The transformation of a substance from liquid to gas |
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Term
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Definition
| the heat a liquid must absorb for 1 g to be converted to gas |
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Term
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Definition
| As a liquid evaporates, its remaining surface cools |
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Term
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Definition
| a liquid that is a homogenous mixture of substances |
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Term
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Definition
| dissolving agent of a solution |
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Term
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Definition
| substance that is dissolved |
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Term
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Definition
| a solution in which water is the solvent |
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Term
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Definition
| a substance that has an affinity to water |
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Term
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Definition
| a substance that does not have an affinity to water |
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Term
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Definition
| A stable suspension of fine particles in a liquid |
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Term
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Definition
| the sum of all atoms in a molecule |
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Term
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Definition
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Term
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Definition
| When a hydrogen leaves its electron behind, leaving only a proton |
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Term
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Definition
| any substance that increases the H+ concentration of a solution |
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Term
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Definition
| any substance that reduces the H+ concentration in a solution |
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