Tuesday 28 August 2012

How To Prepare a Standard EDTA Solution






How To Prepare a Standard EDTA Solution
Watch more Science Basics videos: www.howcast.com Subscribe to Howcast's YouTube Channel - howc.st Follow these steps to prepare a standard EDTA solution of dihydrate ethylenediaminetetraacetic acid and water. Howcast uploads the highest quality how-to videos daily! Be sure to check out our playlists for guides that interest you: howc.st Subscribe to Howcast's other YouTube Channels: Howcast Health Channel - howc.st Howcast Video Games Channel - howc.st Howcast Tech Channel - howc.st Howcast Food Channel - howc.st Howcast Arts & Recreation Channel - howc.st Howcast Sports & Fitness Channel - howc.st Howcast Personal Care & Style Channel - howc.st Howcast empowers people with engaging, useful how-to information wherever, whenever they need to know how. Emphasizing high-quality instructional videos, Howcast brings you experts who provide accurate information in easy-to-follow tutorials on everything from makeup, hairstyling, nail art design, and soccer to parkour, skateboarding, dancing, kissing, and much, much more. Step 1: Dry and cool Measure 4 grams of purified dihydrate ethylenediaminetetraacetic acid on the balance and dry at 80 degrees Celsius for one hour before letting it cool to room temperature in the desiccator. Tip The salt will contain about 0.3 percent moisture after drying and cooling. Make a note to correct the salt's weight in your calculation of the molarity of the finished solution. Step 2: Measure Weigh 3.8 grams and transfer it into a volumetric flask ...
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