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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?

Respuesta :

Answer:

3.4 mol C3H8

Explanation:

Balance: C3H8 + 5O2 →  3CO2 + 4H2O

Use a molar ratio to determine the amount needed.

13.6 mol H2O * 1 mol C3H8/4 mol H2O = 3.4 mol C3H8

Answer and Explanation:

C3H8 + 5 O2 → 3 CO2 + 4 H2O

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