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04-01-2018
Chemistry

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How many moles are in 25 grams of C7H6NO2I

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Kalahira Kalahira

18-01-2018

No of moles = mass/ molecular mass Mass = 25g Molecular mass = C7H6NO21 = ((12*2) + (1*6) + (14) + (16 *21)) = 24 + 6 + 14 + 336 = 380 No of moles = 25/380 = 0.0657

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