The decomposition of hydrogen peroxide is represented by the equation: 2H₂O_(l) + O_2(g) what mass of hydrogen peroxide would be required to produce 22.4dm₃ of oxygen at s.t.p? (H = 1, O = 16, molar volume of a gas at s.t.p. = 22.4dm₃)

• A.18 g
• B.34 g
• C.36 g
• D.64 g
• E.68 g