How many molecules are in 189.5 grams of no2?

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11-01-2018
Chemistry

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How many molecules are in 189.5 grams of no2?

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Kalahira Kalahira · Answer 1 · 2018-01-23T23:59:37+01:00

Kalahira Kalahira

23-01-2018

NO2 weighs 46.005 grams per mol. There are 6.02x10^23 molecules in a mol. In the given sample of 189.5 grams, there are 4.12 mols. This means that there are 2.48x10^24 molecules of NO2 in the given sample.

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