Asked by Anonymous
how many grams of oxygen is needed to burn 500 grams of pentane?
Answers
Answered by
DrBob222
Write and balance the equation.
Convert 500 g pentane to mols. mols = grams/molar mass
Using the coefficients in the balanced equation convert mols pentane to mols O2.
Now convert mols O2 to g O2. g = mols x molar mass.
Convert 500 g pentane to mols. mols = grams/molar mass
Using the coefficients in the balanced equation convert mols pentane to mols O2.
Now convert mols O2 to g O2. g = mols x molar mass.
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