kempsterisaweso kempsterisaweso

12-02-2018
Chemistry

contestada

what is the mass in grams of 2.0 moles of NO2

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jcherry99 jcherry99

13-02-2018

Use your periodic table to get 1 mol. Look up the atomic masses. I'll round the numbers since every periodic table is different.

N = 14
O2 = 2 *16
Total = 30 grams / mol

Therefore 2 mols = twice as much = 60 grams.

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