coolstar101 coolstar101

31-05-2018
Chemistry

contestada

if you have 100 grams of H2, how many moles of H2 is that?

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clharv3y clharv3y

31-05-2018

the 2 next the H indicates that there is two H is one molecule
49.6

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happydeafy happydeafy

31-05-2018

So you take 100 grams/1 times by 1moleH2/2.0158grams H2. The 2.0158 is the molar mass of Hydrogen times by 2 because of the H2, simplified to 100/2.0158= # of moles, So 50 wold be the answer.

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