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10 cards from this deck
Simplest whole-number ratio of atoms of each element
Actual number of atoms of each element in a molecule
CH2OCH_2OCH2O
Molecular is whole-number multiple of empirical
n=Mr (Molecular)Mr (Empirical)n = \frac{M_r \text{ (Molecular)}}{M_r \text{ (Empirical)}}n=Mr (Empirical)Mr (Molecular)
Convert masses to moles using MassAr\frac{\text{Mass}}{A_r}ArMass
Divide each mole by smallest mole value
Adjust to whole numbers (multiply if needed)
Empirical formula and molar mass of compound
Molecular = (Empirical) × nnn
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