试题详情
简答题定黄铁矿石中硫含量,称取样品0.3862g,最后得到BaSO4沉淀0.9321g,计算样品中硫的百分含量。
  • 解:换算因素为S/BaSO4=32.07/233.4
    =0.1374S%
    =0.9321•0.1374/0.3862×100=33.16%
    答:此样品含硫为33.16%。
  • 关注下方微信公众号,在线模考后查看

热门试题