How many water molecules in a 4.5*mol quantity of water?

1 Answer
anor277
Jan 27, 2017

4.5xxN_A, where............

Explanation:

4.5xxN_A, where N_A="Avogadro's Number"=6.022xx10^23*mol^-1.

"The mole" is simply a number, like a dozen, or a score, or a gross. The mole has a special property. 1*mol of ""^1H atoms has a mass of 1*g.

What is the mass of this quantity of water molecules?

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