Introduction to Molar Mass

Naming Compounds and calculating molar mass

KMnO4Potassium PermanganateK=39.10gMn=54.94gO=16.00 (4)gTotal: 158.04 g

KClPotassium ChlorideK=39.10gCl=35.45gTotal: 74.55 g

Na2SO4Sodium SulfateNa = 22.99 (2)gS= 32.07 gO=16.00 (4)Total = 142.05 g

Ca(NO3)2Calcium NitrateCa= 40.08 gN= 14.01g x 2 O= 16.00g x 6 Total = 164.10 g

Al2(SO4)3Aluminum SulfateAl=26.98 g x 2S=32.07 g x 3O= 16.00g x 12Total = 342.17 g

(NH4)3PO4Ammonium PhosphateN=14.01 g x 3H=1.01g x 12P=30 97 g O= 16.00g x 4Total = 149.12 g

CuSO4-5H2OCopper (II) Sulfate PentahydrateCu=63.55 gS= 32.07 gO= 16.oog x 4H2O = 18.02 x 5Total = 249.72 g

Mg3(PO4)2Magnesium PhosphateMg=24.31 g x 2P=30.97 g x 2O=16.00g x 8Total = 262.87 g

Zn(C2H3O2)2-2H2OZinc Acetate DihydrateZn=65.39 gC=12.01g x 4H=1.01g x 6O=16.00g x 4H2O= 18.02 g x 2Total =219.55 g

Zn3(PO4)2-4H2OZn=65.39g x 3P=30.97g x 2O=16.00g x 8H2O = 18.02 x 4Total = 458.25 g

H2CO3Hydrogen CarbonateH= 1.01g x 2C= 12.01gO= 16.00 g x 3Total = 62.03 g

Hg2Cr2O7Mercury (I) DichromateHg=200.59 g x 2Cr= 52.00g x 2O= 16.00g x 2Total: 617.18g

Ba(ClO3)2Barium ChlorateBa=137.33 gCl= 35.45g x 2O= 16.00g x 6Total = 304.23 g

Fe2(SO3)3Iron (III) SulfiteFe=55.85 g x 2S=32.07g x 3O= 16.00 x 9Total: 351.91 g

NH4C2H3O2Ammonium AcetateN=14.01 gH= 1.01g x 4C= 12.01g x 2H= 1.01g x 3O= 16.00 x 2Total= 77.10 g