andreymak31
contestada

If four moles of hydrogen react with four moles of oxygen to produce water, what is the excess reactant ?

a. oxygen
b.water
c.hydrogen

Thanks :P

Respuesta :

littleredstudies
H2 + O2 -> H2O

1 mole + 1/2 mole -> 1 mole

4 mol + 2mol -> 4mol

This means that oxygen is in excess by 2 moles
amiraUAE
the answer is a
oxygen will excess by 2 moles

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