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Title: Question about Prep of Chemical Solu of known conc
Post by: T.O.theYankee on October 01, 2010, 10:30:50 AM

In a lab you have 3.0 L of 12 M HCl. How will you prepare2 gallons of0.5 M solution of HCl.

Title: Re: Question about Prep of Chemical Solu of known conc
Post by: uma on October 04, 2010, 09:01:44 AM

1 US gallon = 3.8 L

M1V1 = M2V2
M1= 12M
V1 =?
M2 =0.5M
V2 = 2X3.8 L =7.6L
12X V1 = 0.5 X 7.6
V1 = 0.32 L
dilute 0.32L of 12M acid to 7.6L by adding water

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Chemistry Homework Help => General Chemistry => Topic started by: T.O.theYankee on October 01, 2010, 10:30:50 AM