Test tube 1. in the fourth black since the color is Yellow or Blue. then
Yellow Very low amount of reducing sugar
Blue No reducing sugar.
Iodine Test Brown or BLAck
. HYDROLYSIS WITH ACID (Results AFTER HEATING) Test tube starch + 10%HCIstarch + H20 (control) su...
. HYDROLYSIS WITH ACID (Results AFTER HEATING) Test tube starch + 10%HCIstarch + H20 (control) sucrose+10%HCI Sucrose+ H20 (control) 11%HCl Test tube 2: Test tube 3: Test tube 4: l starch t HO(controll l sucrose + lodine Test Observations: _urnyClicu licu e ? lodine Test Conclusions polysaccharide or not polysaccharide Benedict's Test Observations: Br icv Enc Red Blut Red Blue Benedict's Test Conclusions: reducing sugar present or no reducing sugar present Raducn ar a resen Sugar ga Sugar Students will...
2130 D. HYDROLYSIS OF DISACCHARIDES and POLYSACOLARIDES Make sure you understand what you are doing bore Both the lodine Test and Benedict's best becau described below. Label test tubes so they are t s See the datatable for any that you pre heated in a hot waterbuch e e h 1. You will need 4 test tubes, 1 and 2 forstarch and dowe l of such to test tubes 1 and 2 Add a small pinch of sucrose to test...
F. Hydrolysis of disaccharides and polysaccharides Test tube #1 Test tube #2 Test tube #3 Test tube #4 Test tube contents 2 to starch 2% starch 2% sucrose 2% sucrose Iodine test observations Polysaccharide present? (yes/no) no yes yes no Benedict's test observations Cloudy cloudy I brownish peach I greenw/ in COLOR precipitate butter precipitate COLOK w Red at no color Change Yellowish ves Hydrolyzed? (yes/no) no What observation indicated the presence of a polysaccharide? The color of the iodine...
Please, fill in first table for Seliwanoff's Test for Ketoses. Additional info is found in the images following table. (Second table is info and image following). Part C: Seliwanoff's Test for Ketoses Seliwanoff's Test Results Test Tube Sample Prediction Ketose? (Y/N) Observations Distilled water Peach / no change Glucose Peach to red slowly Fructose deep red solution very quickly Sucrose deep red solution quickly Lactose Peach to red slowly Starch Peach to red very slowly Mystery sample Peach to red...
Part C. Benedict's Test. Test Tube Samp Prediction Observations Results (+ or -) 2-hydroxybutanal Benzaldehyde Propanone Cyclohexanone Unknown Part D. Iodoform Test. Test Sample Tube 1 2-hydroxybutanal Prediction Observations Results (+ or -) Benzaldehyde Propanone Cyclohexanone Unknown Experiment 12 Identification of Aldehydes and Ketones O the b e t theader of each holding your breath as a st beward your nose. Record the derson the specified memes from O Ta Test g shes between ones that contain a methyl group...
I need to write a conclusion for this lab. Based off these results what kinds of conclusions can be drawn? S OY Orre tes. A, B. Color, pH, Specific Gravity, and Electrolytes "Normal Urine Specimen" Test A. Color I clear "Abnormal Urine Specimen" slightly cloudy PH 2 1.10 gime! Specific gravity 0.70 glume - B. Electrolytes (Indicate absent - present +, strongly present ++) nornal Nat CI SO,2- PO,- 219 C-F. Glucose, Ketone Bodies, Protein, and Urobilinogen "Normal Urine Specimen"...