Chapter 2 Section 3 Terms
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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| polar | a compound with uneven distribution of charge
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| hydrogen bond | the force of attraction between a hydrogen molecule with a partial positive charge and another atom or molecule with a partial or full negative charge
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| cohesion | an attractive force that holds molecules of a single substance together
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| adhesion | the attractive force between two particles of different substances
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| capillarity | the attraction between between molecules that results in the rise of the surface of a liquid when in contact with a solid
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| solution | a mixture in which one or more substances are uniformly distributed in another substance
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| solute | a substance dissolved in the solvent
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| solvent | a substance in which the solute is dissolved
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| concentration | the amount of solute dissolved in a fixed amount of the solution
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| saturated solution | one in which no more solute can dissolve
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| aqueous solution | universally important to living things; water is always the solvent
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| hydroxide ion | the OH- ion
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| hydronium ion | the H3O+ ion
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| acid | the solution where the number of hydronium ions is greater than the number of hydroxide ions
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| base | when the solution contains more hydroxide ions than hydronium ions
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| pH scale | compares the relative concentrations of hydronium ions and hydroxide ions in a solution
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| buffer | chemical substances that neutralize small amounts of either an acid or a base added to a solution
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Or sort by any of the columns using the down arrow next to any column heading.
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