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Concentration
The ratio of solute to solvent (or solution)
Example units: ppm (parts per million), ppb (parts per billion), molarity, molality
Most used unit is “molarity” (M).
Concentration is a __________ property.
Intensive (it does not depend on the amount of solution).
Molarity =
moles solute / L solution
What are brackets used to indicate?
[brackets] are used to indicate molarity
How is [NaCl] read?
The molarity of sodium chloride
Molarity allows you to convert between ________ and ________ in a stoichiometry problem.
moles and volume