Tuesday, October 18, 2011
Carbohidrates Lab!!
I REALLY enjoyed the carb lab, it helped me to understand sacchrides a whole lot better! In this lab we also worked in groups.
HYPOTHESIS: The Cheerios will be Polysacchride, the corn syrup will be Disacchrides and the Galactose will be a Monosacchride.
PURPOSE: The purpose for this lab was to get a better understanding about Sacchrides, what they are and how they join together.
MARTERIALS: Three test tubes, Cheerios, Corn syrup, Galactose, Water, Hot water bath, Benidicts, Iodine, a test tube holder, and something to Label the test tubes with.
PROCEDURE:
1st we gathered all of the materials that we needed. (Cheerios, Cornsyrup, and Galactose)
2nd we placed a little of each material in each tube separately.
3rd we tested the benidicts in each tube... to test the benidicts we add a little of water in each tube with a little benidicts and a little of each thing you are testing. Then you place the three tubes in the Hot water bath for 5 minutes
4th we record our data
5th we test the iodine repeating step 3 but we used iodine instead of benidicts and we did not place the tubes in the hot water bath
6th we record our data and compare benidicts and iodine to determine which of the things we were testing was mono, poly, or di saccharides.
DATA:
Cheerios were a Disacchride
Corn syrup was a Monosacchride
Galactoce was a Monosaccride
As a group we did not have any Polysacchrides but as a class we had many...
EXAMPLES:
Mono- Gaclactose, Glucose, and Cornsyrup
Di-Lactose, and Sucrose
Poly-Starch, Cheerios, Flour, and Kicks Cereal.
CONCLUSION:
Based on all of the research that we did in this lab we came to find that
Cheerios were a Disacchride
Corn syrup was a Monosacchride
Galactoce was a Monosaccride!!
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