12-03-2017
Chemistry

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Number of moles in 7.8 x 10(at top of 10 like exponent 23) molecules

Number of moles in 78 x 10at top of 10 like exponent 23 molecules class=

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MartynBH MartynBH

12-03-2017

First you need to know Avogadro's number which is 6.02 times 10^23 molecules in 1 mole of a substance. So now just divide your number by Avagadro's number to get the number of moles.

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