How Many Moles Of Sodium Hydroxide Are Produced When 1.00 Mol Sodium Peroxide Reacts With Water?

The equation is 2Na2O2+2H2O=4NaOH+O2. N(NaOH)=2n(Na2O2)=2*1.00=2.00 mol.
So 2.00 mol of Sodium Hydroxide are produced.