75%酒精調配成50%酒精 - 酒精
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By Ophelia
at 2014-03-13T00:00
at 2014-03-13T00:00
Table of Contents
如題
請問如果要調配出3公升的50%酒精
那要用多少的75%酒精加水?
請問如果要調配出3公升的50%酒精
那要用多少的75%酒精加水?
Tags:
酒精
All Comments
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By Suhail Hany
at 2014-03-17T04:59
at 2014-03-17T04:59
所以50*3=75*X
X=2
2公升75%酒精加1公升水
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By Christine
at 2014-03-17T17:39
at 2014-03-17T17:39
1.5公升酒精+0.5公升的水=2公升75%酒精
你需要2公升75%酒精+1公升的水
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