What is a mole?

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Answer 1

Apart from a small furry animal, and a beauty mark, it is the #"chemists' dozen"#...

And #1*mol-=6.022xx10^23*"individual particles..."#

Why should we use such an absurdly large number? Well, #1*mol, 6.022xx10^23*"individual"# #""^1H# atoms have a mass of #1*g# precisely. And thus the mole is the link between the sub-micro world of atoms and molecules, about which we theorize, and the macro world of grams, and kilograms, and litres, that which we can measure in a lab....

See here and links. Please be assured that this is a very important concept to grasp and understand....all of our ideas of chemical equivalence and mass balance depend on it.

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