'Mole day' presentation slideshows

568 views • 43 slides

Chapter 6

Chapter 6. Chemical Composition. Counting by Weighing. Counting is time consuming Weighing is fast If we know average mass, we can count by weighing. Counting by Weighing. Plain M&Ms. Counting by Weighing. Peanut M&Ms. Atom are small. Really small. Gold.

667 views • 40 slides

The Chemistry MOLE By: Mark Silverman

The Chemistry MOLE By: Mark Silverman. The most beautiful and only beautiful mole!. http://www.moleday.org/index.htm. Instructions. Dark or colored background = just take it in White background = take notes. The Ten Mole Commandments. Thou shalt not use 6.02 x 10^23 in vain.

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The Mole

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Happy Mole Day!

Happy Mole Day!. Mole day is celebrated every October 23 rd between 6:02 in the morning and 6:02 in the evening. Scientists celebrate mole day because the mole is the SI base unit for the amount of a substance.

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The Mole

The Mole. Counting Really, Really Large Numbers of Really, Really Small Things. Unit 5 Chapter 8. In The Beginning. In 1811, an Italian teacher & scientist, Amedeo Avogadro (1776-1856) Proposed that equal volumes of gases were composed of identical numbers of particles. Poor Amedeo.

357 views • 17 slides

Ch. 10

Ch. 10. Chemical Quantities. Measuring Matter. 3 ways to measure the amt. of something: by count, by mass, by volume Apples: (3 for $2.40), ($1.29/lb.), ($12.00/bushel) 1 dozen apples = 12 apples, 2.0 kg apples, or 0.20 bushel apples *S.P. 10.1 pg. 289 on board, P.P. 1-2 on own.

412 views • 16 slides

Warmup (5 minutes)

Warmup (5 minutes). 1.0 10 -14. (1.0 x 10 9 )/(1.0 x 10 23 ) = 2) How many moles are in 40.96 grams of nitrate ions?. ( mole NO 3 - ). 1. 40.96 g NO 3 -. ( g NO 3 - ). 62.01. Take out your PT, lecture notes, calculator, and Molar Highway. = 0.6605 mole NO 3 -.

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Does any one know what a MOLE is?

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Holy Moley !

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Mole Day

368 views • 7 slides