Answer:
20moles of oxygen will be required
Explanation:
The equation for the reaction of propane with O2 is given below:
C3H8 + 5O2 —>3CO2 + 4H2O
From the balanced equation,
We see clearly that 1mole of C3H8 required 5moles O2. Therefore, 4moles of C3H8 will require = 4x5 = 20 moles of O2.
