For more information, visit http://www.bio-rad.com/yt/3/biotech-lab-textbook.
This video demonstrates the proper method for making a molar solution. The example is for making a 1 M NaCl solution and includes weighing the material on an electronic balance and measurement of 100 ml of total solution using a volumetric flask.

http://www.bio-rad.com/evportal/destination/product?catID=LKN6R715&WT.mc_id=yt-lse-ww-biotech-20121012-X7pvoQFuruA

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