Asked by megan

. How many grams of oxygen are required to burn 47.0g of C3H8?
Answered by oobleck
how many moles in 47g of C3H8?
what is the reaction equation? That will tell you how many moles of O2 to use.
convert that back to grams.
Answered by DrBob222
C3H8 + 5O2 ==> 3CO2 + 4H2O is the equation you need.
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