What is mole? Who introduced that ? What is its meaning?
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1) Mole is a form of mass
2) Metric (SI) unit of amount (not mass or weight) of a substance.
3) One mole is defined as the amount of substance containing as many elementary entities (atoms, molecules, ions, electrons, radicals, etc.) as there are atoms in 12 grams of carbon-12 (6.023 x 1023)..
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One mole of anything contains 6.023* 10^23 things of that kind. It is like dozen , 1 dozen is a set of 12 things.
no. of moles = no. of particles ÷ 6.023×10∧23
= volume / 22.4
= given mass / molecular mass
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