提纯混有硫酸的硫酸铁溶液,可在该溶液中加入足量           

提纯混有硫酸的硫酸铁溶液,可在该溶液中加入足量            试剂后,过滤。上述过程中发生反应的化学方程式为                               

答案

氢氧化铁或氧化铁(写化学式也给分)3H2SO4 + 2Fe(OH)3 ==  Fe2(SO4)36 H2O

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