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13 cards from this deck
Simplest ratio of atoms in a compound
Actual number of atoms of each element in a molecule
HOHOHO
H2O2H_2O_2H2O2
Convert % to grams (assume 100g of substance)
Convert grams to moles (÷ by atomic mass)
Find simplest ratio (÷ by smallest moles)
Calculate molar mass of empirical formula
Divide molecular mass by empirical formula mass
Multiply subscripts by the calculated value
% by mass of each element in a compound
mass of element in 1 molemolar mass of compound×100\frac{\text{mass of element in 1 mole}}{\text{molar mass of compound}} \times 100molar mass of compoundmass of element in 1 mole×100
How atoms are arranged and bonded in a molecule
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