SOLUTION: How many mL of 95% alcohol are needed to prepare 60 mL of 30% alcohol
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Question 734581: How many mL of 95% alcohol are needed to prepare 60 mL of 30% alcohol
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = ml of 95% alcohol needed
= ml of alcohol in 95% solution
Let = ml of water needed
(1)
(2)
--------------------
(2)
(2)
18.947 ml of 95% alcohol is needed
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