2. Good News & Bad News About Chemistry, Plus Counting Without Counting http://www.chemistryland.com/CHM130W/ 07-Mole/Mole.htmhttp://www.chemistryland.com/CHM130W/ 07-Mole/Mole.htm

3. The Mole The Mole - a unit used to count small particles such as atoms Important Facts: The standard for the mole is the number of atoms in 12 grams of Carbon-12 This number is 6.023 x10 23 and is known as Avogadros number

4. Avogadro

5. Avogadros Number…Give him a call (How to lose a date in 3 seconds)

6. 1 Mole is 602,300,000,000,000,000,000,000 of something

7. Units For Counting Dozen = Ream =

8. How Many… 1.A dozen eggs is _____ eggs. 2.A dozen elephants is _____ elephants. 3.A dozen cars is _____ cars. 4.A dozen flying monkeys is _____ flying monkeys

9. How Many… 1.A mole of eggs is _____ eggs. 2.A mole of elephants is _____ elephants. 3.A mole of cars is _____ cars. 4.A mole of flying monkeys is _____ flying monkeys 5.A mole of atoms is _______ atoms. 6.A mole of molecules is ________ molecules. 7.A mole of dollar bills is ________ dollar bills. 8.A mole of particles is ________ particles. 9.A mole of anything is ___________.

10. The number is the same but is the mass? Is the mass of a dozen eggs the same as the mass of a dozen elephants? Is mass of a mole of carbon atoms the same as the mass of a mole of hydrogen atoms?

11. Proof That Chemists Have No Life

14. Avocados Number?

15. Thats not avocados number

16. The Elusive Guacamol

17. A Guacamol Party

18. Useful Conversions Factors 1 mole =6.022 x 10 23 particles 1 mole =gfm (molar mass) 1 mole =22.4 Liters (@STP)