問題詳情
四、取 0.4329 g含四乙基甲硫醯胺二硫化物（tetraethylthiuram disulfide, C10H20N2S4）治療酒癮藥的樣品，首先將該成分中的S氧化成SO2，並與H2O2作用生成H2SO4後，此H2SO4溶液再以 22.13 mL的 0.03736 M NaOH溶液滴定，恰好達滴定終點。請計算C10H20N2S4在此樣品中的百分含量？（C10H20N2S4的莫耳質量為 296.54 g/mol）（20分）
參考答案
答案：B
難度：非常簡單0.91806
統計：A(9),B(549),C(33),D(7),E(0)
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