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06-11-2017
Chemistry

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How many moles are in 1.2 x10^3 grams of ammonia, NH3

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07-11-2017

Molar mass NH3 = 17.031 g/mol

1 mole NH3 ---------- 17.031 g
?? moles -------------- 1.2x10³ g

moles NH3 = 1 x ( 1.2x10³ ) / 17.031

moles NH3 = 1.2x10³ / 17.031

= 70.45 moles of NH3

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