Tuesday
April 28, 2015

Homework Help: Honors Chemistry 101

Posted by Matt on Monday, December 7, 2009 at 1:46am.

Do my answers look correct for these? Thanks

Calculate the mass percent of a solution containing 45.6 grams ethanol (C2H6O) in 245 grams of water.

15.7%

You are asked to make 500.0 mL of a 4.5M solution of HCl, but the only HCl you have available to dilute is 18.0M. Describe how you would make the desired solution.

.1253L

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