CH 11 Flashcards
The mass in grams of one mole of any pure substance.
Molar mass
A formula that shows the smallest whole-number mole ration of the element in a compoun
Emperical Formula
The SI base unit used to measure the amount of a substance
Mole
the number of representatice particles in a mole
Avagrados number
The percent by mass of each element in a compound
percent Composition
A Formula that specifies the actual number of atoms of each element in 1 molecule or formula unit
Molecular Formula
A compound that has a specific number of water molecules bound to its atoms
Hydrate
A ratio of equivalent valuse used to express the same quantity in different units
Conversion Factor
A method of [roblem solving that focuses on the units used to describe matter
Dimensional Anyalysis