請問如何將95%500ml的酒精,稀釋成70%的酒精? - 酒精
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By Queena
at 2008-04-22T00:00
at 2008-04-22T00:00
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請問如何將95%500ml的酒精,稀釋成70%的酒精?請代公式,謝謝!
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酒精
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By Poppy
at 2008-04-26T00:21
at 2008-04-26T00:21
您可以代入:M1*V1=M2*V2
95%*500(ml)=70%*X
X=678.57 =約679 (ml)
之後~~679(ml)-500(ml)=179(ml)~~~即為額外添加179 ml 水~~
所以就是您拿95%500ml的酒精+179ml水 =70%的酒精
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By Rachel
at 2008-04-23T00:16
at 2008-04-23T00:16
體積1/ 3的水就是藥用酒精(3:1) 如果是從事這行業千萬要記住此配方
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By Skylar Davis
at 2008-04-22T11:54
at 2008-04-22T11:54
則>酒精有500*0.95=475(ml)
稀釋成70%的酒精
則>(酒精+水)有475/0.7=678.571428(ml).....
請問如何將95%500ml的酒精,稀釋成70%的酒精?
678.571428....-500=178.571428....
178+4/7(ml) <
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