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Trinity
Trinity asked in Science & MathematicsChemistry · 1 month ago

Given the following unbalanced equation: _____C3H8 + _____ O2 → _____ CO2 + _____ H2O?

If you want to make 13.60 moles of H2O, how many moles of C3H8 do you need?

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  • Roger the Mole
    Lv 7
    1 month ago

    C3H8 + 5 O2 → 3 CO2 + 4 H2O

    (13.60 mol H2O) x (1 mol C3H8 / 4 mol H2O) = 3.400 mol C3H8

  • az_lender
    Lv 7
    1 month ago

    The coefficient of H2O must be 4 times the coefficient of C3H8,

    as the hydrogens appear only in those two terms.

    To get 13.60 moles of H2O, you need 3.40 moles of C3H8.

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