Polar Molecules
Molecules that have an unequal distribution of charges
Hydrogen Bond
A weak interaction involving an attraction between a hydrogen atom and a fluorine, oxygen, or nitrogen atom.
Mixture
A combination of two or more substances in which each substance retains its individual characteristics and properties.
Solution
A mixture that has a uniform composition throughout. Also known as a homogenous mixture.
Solvent
A substance in which another substance is dissolved.
Solute
A substance that is dissolved in a solvent.
Acids
Substances that release hydrogen ions when dissolved in water
Bases
Substances that release hydroxide ions when dissolved in water
pH
The measure of concentration of hydrogen ions in a solution. The scale ranges from 0-14.
Buffers
Mixtures that can react with acids or bases to keep the pH within a particular range
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