Question

How many grams of phosphorus react with 31.3 L of O2 at STP to form tetraphosphorus decaoxide?
P4(s) + 5 O2(g) -> P4O10(s)

Oct 13, 2008

bobpursley

moles O2=31.2/22.4 moles

so you need 1/5 that number moles of P4.

Oct 13, 2008

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