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9 Cards in this Set
- Front
- Back
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Avogadro constant
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number of particles in a mole
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Relative atomic mas (RAM)
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number of moles =
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⚫mass (g) ÷ RMM
⚫volume (dm3) × concentration (mol dm-3) |
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Def : mole
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The mole is the amount of substance the contains as many entities as there are atoms in 12g of carbon 12.
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ideal GAS equation
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pV = nRT
p (Pa) V (m3) |
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Relative Molecular Mass
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%Atom economy
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(Mass of desired product ÷ sum of MR of all reactants) ×100
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Def: Empirical formula
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simplest ratio of the atoms of the elements in a compound.
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Def: Molecular formula
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actual number of atoms of the elements in a molecule. (whole number × empirical formula)
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