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unit 1 topic 3 vocab

TermDefinition
polar molecule. A compound with one negatively charged side and one positively charged side
hydrogen bond water molecules tend to attract each other making water "sticky." The side with the hydrogen atoms (positive charge) attracts the oxygen side (negative charge) of a different water molecule.
Cohesion refers to the occurrence of water sticking to other water molecules via hydrogen bonds.
surface tension. water has a thin "skin" on its surface due to the water molecules sticking together.
Adhesion water molecules stick to other materials.
capillary action allow water to travel against gravity and move up a plant stem.
specific heat capacity. he amount of heat required to change the temperature of a unit mass of a given substance by a unit amount
expansion upon freezing. An increase in volume with the same mass leads to a decrease in density.
universal solvent dissolves more substances than any other liquid.
Created by: user-2051548
 

 



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