How many atoms are there in a #72*g# mass of carbon atoms?

1 Answer
anor277
Jan 12, 2018

#6xxN_A*"atoms"#

Explanation:

Where #N_A="Avocado number"-=6.022xx10^23*mol^-1#...we could have dozens, or 10s, or a gross, to define atomic mass. We choose moles because a mole of carbon atoms has a mass of #12*g#. And a mole of methanol molecules has a mass of what?

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