Water
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| intramolecular forces | the attraction between atoms within a molecule
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| intermolecular forces | the attraction between molecules
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| hydrogen bonding | the attraction of a bonded hydrogen atom to an unbonded electron pair on another molecule
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| surface tension | the resistance of a liquid to an increase in surface area
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| cohesive forces | the forces holding the liquid together to present the minimum surface area
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| in water,is the solid phase more or less dense than the liquid phase? | solid phase is LESS dense
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| capillary action | the spontaneous rising of liquid in a narrow tube due to cohesion and adhesion
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| cohesion |
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| adhesion | 2 different things sticking to each other
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| solubility |
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| solute | the thing being dissolved
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| solvent | the one doing the dissolving
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| do solutes dissolve in solvents with similar or opposite polarity? | similar
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| why? |
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| dissocation/ionization | ionic compound splitting apart
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| hydration (solvation) |
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| why might you need more solvent than solute? | the solvent may have slight +/- charges whereas the solute is held together by complete +/- charges
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| hard water | water that has Ca2+, Mg2+, Fe2+ (notice these all are higher than a charge of 1)
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| soft water | water that has Na+ or K+ ions in it (notice how these only have a charge of 1+)
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| where does the solvent start dissolving in terms of the location of the solute? | the edges of the solute
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Created by:
allyson.lee
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