Moley, Moley, Guacamole!!! - Chris Eiffler. Formulas Grams to moles # Grams x 1 mol = # of moles Molar Mass (grams) Moles to grams # moles x Molar mass.

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Presentation transcript:

Moley, Moley, Guacamole!!! - Chris Eiffler

Formulas Grams to moles # Grams x 1 mol = # of moles Molar Mass (grams) Moles to grams # moles x Molar mass (grams) = # of grams 1 mol

examples 10 g Al x 1 mol = mols Al g 486 g CaCO 3 x 1 mol = 4.86 mols CaCO g

examples 72.5 mols Pb x g = 15,022 g Pb 1 mol 8.2 mols MgSO 4 x g = g MgSO 4 1 mol

Practice Change grams into moles- a) 26.2 g of gold b) 49 g of water c) 6.5 g of calcium carbonate Change moles into grams a) 1.50 mols of aluminum iodide b) 6.37 mols of carbon monoxide c) mols of magnesium

Answers a) mols Au b) mols of H2O c) mols of CaCO3 a) g of AlI3 b) g of CO c) g of Mg