1. A Mole is a Unit or have you heard, containing six times ten to the twenty-third That’s a six with twenty three zeros at the end, Much to big a number to comprehend.

2. Moles Grams Atoms 6.02 x 10 23 Molar mass Periodic Table Avogadro’s # Conversion problems

3. GramsAtoms Moles

4. Mole problems 1.) What is the mass in grams of 3.50 mol of the element copper, Cu? 3.50 mol Cu63.5 g Cu 11 mol Cu = 222 g Cu

5. Mole problems 2.) A chemist produced 11.9 g of aluminum, Al. How many moles of aluminum were produced? 11.9 g Al1 mol Al 127.0 g Al = 0.441 mol Al

6. Mole problems 3.)How many moles of silver, Ag, are in 3.01 x 10 23 atoms of silver? 3.01 x 10 23 atoms Ag1 mol Ag 16.02 x 10 23 atoms Ag = 0.500 mol Ag

7. Mole problems 4.)How many atoms of gold(Au) are in 3.00 moles of gold? 3.00 moles Au6.02 x 10 23 atoms Au 11 mol Au 1.81 x 10 24 = atoms Au

8. Mole problems 5.)How many grams of lead (Pb), are in 5.25 x 10 21 atoms of lead? 5.25 x 10 21 atoms Pb 1 mol Pb207.2 g Pb 1 6.02 x 10 23 atoms Pb 1 mol Pb = 1.81 g Pb