問(wèn)答題市售H2O2溶液的密度為1.010g/mL。取其5.00mL,在酸性介質(zhì)中用0.1208mol/LCe(Ⅳ)滴定,用去18.70mL。計(jì)算試樣溶液中H2O2的質(zhì)量分?jǐn)?shù)。[Mr(H2O2)=34.01]

您可能感興趣的試卷