how many grams of oxygen are required to burn completely 570g of octane?

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  1. Write and balance the equation.
    2C8H18 + 25O2 ==> 16CO2 + 18H2O

    convert 570 gh C8H18 to mols. mol = g/molar mass octane.

    Using the coefficients in the balanced equation convert mols octane to mols O2.

    Now convert mols O2 to grams. g = mols x molar mass.

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    posted by DrBob222
  2. 52 g

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  3. What is this so bad answer

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