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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

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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

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Avogadro

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

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

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Units For Counting Dozen = Ream =

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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

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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 ___________.

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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?

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Proof That Chemists Have No Life

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Avocados Number?

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Thats not avocados number

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The Elusive Guacamol

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A Guacamol Party

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

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RR: How many ways can you count to 100?. Do you know how to count? In chemistry, the unit that helps us count is the mole (mol). The mole represents 6.022.

RR: How many ways can you count to 100?. Do you know how to count? In chemistry, the unit that helps us count is the mole (mol). The mole represents 6.022.

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