碘酸钾中碘的质量分数是多少?
问题描述:
碘酸钾中碘的质量分数是多少?
答
加碘盐的含碘量应该是20mg~50mg/kg吧,所以0.020g÷59%=0.034g,0.05÷59%=0.085g,范围是0.034g~0.085g 麻烦把题写完.
碘酸钾中碘的质量分数是多少?
加碘盐的含碘量应该是20mg~50mg/kg吧,所以0.020g÷59%=0.034g,0.05÷59%=0.085g,范围是0.034g~0.085g 麻烦把题写完.