Unformatted text preview: Procedure: Label a clean 250mL volumetric flask #1 and add 100mL of DI water and 2mL of ethanol using a volumetric pipette. Then fill to the mark with DI water, seal with parafilm and mix. Prepare a burette by rinsing with 20mL of DI water and the 10mL of stock solution and then fill with stock solution. Obtain 5 clean 100mL volumetric flasks and label #2 to #6 Add 10mL of DI water to flask 2-6 flask #1, 0.63 grams ethanol and stock solution Flask #2, 0.32 grams of ethanol and 50mL of stock solution Flask #3, 0.24 grams of ethanol and 40mL of stock solution Flask #4, 0.12 grams of ethanol and 20mL of stock solution Flask #5, 0.06 grams of ethanol and 10mL of stock solution Flask #6, 0.03 grams of ethanol and 5mL of stock solutin Fill flasks to line with DI water...
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- Fall '08