hkinparis14 hkinparis14

14-09-2015
Chemistry

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convert the following to moles 34.0g NH3

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geoplosion geoplosion

14-09-2015

First we must find the relative formula mass of NH3:
14+(1x3) = 17
Now we use the formula moles(n)= mass(g)/Mr
From substitution we get 34.0/17 = 2

The answer is 2M (M for Moles)

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