hotmike415 hotmike415

04-05-2017
Chemistry

contestada

How many moles are in 3.4 x 10-7 grams of silicon dioxide?

Respuesta :

fussellk fussellk

04-05-2017

Molar mass is 28+32 = 60
So take 3.4 x 10^-7/60 and get about 5.7 x 10^-9

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