Why is the molar mass and atomic weight number the same for elements?

1 Answer
anor277
Jun 24, 2018

Because #"Avocado's number"# of #"atomic mass units"# has a mass of #1*g# precisely...

Explanation:

As always, #N_"Avogadro's number"-=6.022xx10^23*mol^-1# is the link between the atomic realm, about which we theorize, to the macro realm, of grams, kilograms, and litres, what we measure out on a laboratory bench. And the masses of #N_A# atoms are listed where?

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