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Old Apr 18th 2017, 02:22 AM   #2
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Join Date: Mar 2017
Location: Belgium
Posts: 25
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I'll help you find the answer yourself. First of all you have to convert the mass to g (1000 g = 1 kg) en Second of all you'll need the next formula: n (mole) = m (mass) / MM (molecular mass)

If you need more help, just ask away.
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