9. Look up and draw the ring structure of Lactose. Circle the glycosidic bonds. What type...
1) Draw Hayworth projections for lactose and sucrose. Identify the monosaccharides present and the type of glycosidic bond in each molecule. Using arrows, indicate the location ppei carbons, and identify each nomenig carbon as a heminscta or an acetal carbon. 2l Draw the stnuctur statriacyllyeralcoataining livaleic Jivalenik. and.oleis acid, 3) Write the balanced chemical equation (using structures) for the saponification of the triacylglyseral in problem 2. 4) Draw the structure of a lecithin containing palmitoleic and oleic acids. Cirele the...
1. Drawing of carbohydrate structures (2.5 pts) - a) Draw the ring structures of the trisaccharide Glucose-Galactose- Fructose connected by beta-1,4 glycosidic linkages. b) In the trisaccharide structure you have drawn, circle each glycosidic linkage and point with an arrow each free anomeric hydroxyl group (i.e. not modified by glycosidic linkage).
name and draw a structure that - has 6 carbons in a ring with alternating single and double bonds - has 6 branches - one branch is fluoro - has two vinyl groups that are "meta" relative to each other - one of the vinyl groups is considered number 2 in the ring
7. Trehalose contains two a-glucose units linked by a (1-1) glycosidic bond. Draw its structure as a Haworth formulation. 3. Benedict's reagent is used to detect what? What does a positive result for this test look like? 4. Tollen's reagent is used to detect what? What does a positive result for this test look like?
Draw the structure of amylose and amylopectin and circle alpha
(1->4) and alpha (1->6) bonds
7. Draw the structure of amylose and amylopectin and circle alpha(1 — 4) and alpha (1 →6) bonds.
Chapters 21 and 22: 1. Consider the structure shown on the right and answer the following questions about it (ill in blanks or cirele proper choice) (4 a. Its molecular formula is G ,H( )0( , and so it fits the CHOH , general formula for a carbohydrate, which is b. Specifically, this structure is (a D/ an L) (aldo/keto) (pent/hex) (aselose) c. Will it be optically active? d. If the top carbon was converted to a CH,OH, would it...
1. Look up the structure of naproxen on google image search. Draw the structure below and indicate the acidic proton by circling it. What would the conjugate base of naproxen look like? 2. On another sheet of paper, draw a mechanism for the protonation of... a. water b. methanol c. formaldehyde d. triethylamine 3. On another sheet of paper, draw the mechanism for the deprotonation of... a. methane b. the SH of cysteine C. ammonia d. the OH of butanoic...
1. Look up a three dimensional structure of hexaphenylbenzene. a) What are the orientation of the outside benzene rings with respect to the central benzene ring (dihedral angle)? b) Hexaphenylbenzene appears to have an extended conjugation system, and might be expected to be colored, however, the compound is white. Briefly explain this observation
PLEASE ANSWER 5-8
1. Casein is a type of proteln, lipid or carbohydrate? Circle one. 2. Albumin is a type of protein, lipid or carbohydrate? Circle one. 3. Lactose is a type of protein, lipid or carbohydrate? Circle one. 4. Why is it important to maintain the milk temperature at 40°C for the initial part of the lab? What happens if the initial mixture is heated too much, above 40°c? 5. 6. What happens if too much acid is added?...
9. Look up the structure of Phenol-formaldehyde (Bakelite). This structure can never be an elastomer...can you explain why? Can this solid yield graphite?