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Go Back   Freemason Hirams Travels Masonic Forums > Science & Mathematics > Chemistry

Chemistry Chemistry

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Old 02-27-2008, 03:59 AM
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chemistry help?

for the reaction at STP, 4Fe(S)+3O2(g)>>2Fe2O2(S)
37.5 g Fe2O3 is produced.find thr
a volume of O2 that reacts
37.5gFe2O2(22.4LO2 over 3 mol O2) ,y answer is 280 lO2 is it correct
b.moles of Fe that react
37.5 gFe2O3(4moleFe over 2 mole FeO3) my answe is 75 moles Fe
can u please check my work and if i have a mistake correct it please thank u
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