12) Empirical Formulas
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What does the empirical formula describe?
The simplest whole number mole ratio of elements in a compound
What describes the simplest whole number mole ratio of elements in a compound?
an empirical formula
What does the molecular formula describe?
the actual number of atoms of each element in a substance
What describes the actual number of atoms of each element in a substance?
the molecular formula
What are the steps to determine the empirical formula of a compound?
(1) Assume there is a 100g sample
(2) Convert to moles
(3) Divide each by the lowest number of moles
(4) Multiply all moles by the lowest factor to make them all whole numbers.
(1) Assume there is a 100g sample
(2) Convert to moles
(3) Divide each by the lowest number of moles
(4) Multiply all moles by the lowest factor to make them all whole numbers.
These are the steps to determine what?
the empirical formula of a compound