Mass to Mass Stoichiometry Sodium peroxide reacts vigorously with water to produce sodium hydroxide
and oxygen. The balanced chemical equation is the following:
2Na2O2 (s) + 2H20(1)→ 4NaOH(aq) +O2 (g)
a) What mass in grams of H,0 is needed to react completely with 40.0 g of
Na,0,?
M(H2O) =18.02g/mol
M(Na, O2)=78 g/mol
Times
Molar