问题描述:
An amount of 40% acid solution is to be mixed with enough 10% acid solution to make 25%acid solution.If there are to be 20 litres of the final mixture,how much of each solution should be mixed together?
谷歌翻译:40%的溶液量要足够的10%溶液,使25%的溶液混合.如果有要20公升的最终混合物,每个解决方案如何shouldbe多混在一起?
谷歌翻译:40%的溶液量要足够的10%溶液,使25%的溶液混合.如果有要20公升的最终混合物,每个解决方案如何shouldbe多混在一起?
问题解答:
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