护士小李要配制0.2%的过氧乙酸溶液1000ml,应取5%的过氧乙酸溶液

shuhaiku2019-12-17  21

问题 护士小李要配制0.2%的过氧乙酸溶液1000ml,应取5%的过氧乙酸溶液

选项 A.40mlB.400mlC.20mlD.10mlE.4ml

答案A

解析
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