Homework Help: Physics

Posted by ana on Sunday, November 22, 2009 at 3:21am.

This is the last time I'm posting this question. So pleas don't get mad.
How many atoms of hydrogen are in 220 g of hydrogen peroxide (H2O2)?

(220)/(34) then i multiply that # with 6.02E23 then again i multiply that # with 2 to get the number of hydrogen atoms.
no luck:-(

Physics - ana, Sunday, November 22, 2009 at 3:22am
oh yea i meant "please"

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