Molar Conversions  How many days are in 1 week? 7 days same type of unit conversion works for moles UnitUsed to measureHow many? 1 weekDays7 1 moleNumber.

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Presentation transcript:

Molar Conversions  How many days are in 1 week? 7 days same type of unit conversion works for moles UnitUsed to measureHow many? 1 weekDays7 1 moleNumber of particles: atoms formula units (f.u.) molecules (mlcls) ions 6.02 x moleLiters of gas (L) (at STP: 1 atm, 273K) moleMass (g)Molar mass from the Periodic Table

 How many Cl -1 ions are in 15 moles of MgCl 2 ? 15 mol MgCl 2 2 mol Cl x ions Cl 1- 1 mol MgCl 2 1 mol Cl -1 =1.8 x ions Cl 1-

Molar mass 1 mol P 2 O 3 (2 P + 3 O) P x 2 O x 3 = g P 2 O 3 1 mol Al(ClO 2 ) 3 (1 Al + 3 Cl + 6 O) Al Cl x 2 O x 6 = g Al(ClO 2 ) 3