An organic molecule containing several hydroxyl (-OH) groups is linkely: A hydrophobic and dissolves in water B Hydrophilic and dissolves in oil Hydrophilic and dissolves in water D None of these answers are correct E Hydrophobic and dissolves in oil
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- _______ groups are the acid part of amino acids and fatty acids. a. Hydroxyl (OH) c. Methyl (CH3) b. Carboxyl (COOH) d. Phosphate (PO4)A molecule that donates electrons becomes _________, and the one that accepts the electrons becomes ________ . a. reduced; oxidized c. oxidized; reduced b. ionic; electrified d. electrified; ionicOrganic molecules consist mainly of _______ atoms. a. carbon c. carbon and hydrogen b. carbon and oxygen d. carbon and nitrogen
- which of the following solvents would NOT dissolve lipids and why? a. Hot ethanol - because this solvent is polar b. Chloroform - because this solvent is polar c. Water - because this solvent is polar d. hexane - because this solvent is non-polarCarnitine combines with fatty acids groups to form acyl carnitine through carnitines ____ group thereby forming a ____ bond a. hydroxyl, acid anhydride b. Carboxylic acid, acid anhydride c. Hydroxyl, ester D. Carboxylic acid, esterThe Keq for the reaction of water with water is called Kw H2O + H2O ⇔ H3O+1 + OH-1 [H3O+1][OH-1] Kw = ––––––––––––– = [H3O+1][OH-1] = (1 x 10-7)2 = 1 x 10-14 [H2O]2
- High kinetic energy leads to the disruption of hydrogen bonding and hydrophobic attraction. These are caused by? addition of heavy metal salts increasing the temperature addition of organic solvent extreme change in pHOils can be converted to fats by a commercial process catalyzed bynickel which is called partial hydrogenation. In relatively mild conditions (180ºC and pressures of about 1.33 atm) a sufficient number of double bonds are hydrogenated and solidify liquid oils. This solid material, margarine, has a consistency similar to butter. Come up with a practical reason why oils are notfully hydrogenated during commercial hydrogenation processesWhich of the following is an example of an organic biomolecule? Water (H2O) Phosphate(PO4) Amino/Amine Group (NH2) Glucose (C6H12O6)
- Which of the following is true about condensation reactions? A. Condensation reactions are invariably exergonic. B. Condensation reactions involve the depolymerizion of macromolecules. C. Condensation reactions involve the loss of the elements of water. D. A typical condensation reaction is the formation of ADP from ATP and inorganic phosphate.Oils can be converted to fats by a commercial process catalyzed bynickel which is called partial hydrogenation. In relatively mild conditions (180ºC and pressures of about 1.33 atm) a sufficient number of double bonds are hydrogenated and solidify liquid oils. This solid material, margarine, has a consistency similar to butter. Come up with a practical reason why oils don'tthey are completely hydrogenated during commercial hydrogenation processes.The formula for sugar is __________. The cation is __________, and the anion is __________. A.) C12H22O11, CH2+, O2- B.) C12H22O11, C+ and H+, O2- C.) C6H12O6, CH2+, O2- D.) C12H22O11, N/A, N/A (sugar is covalently bonded and does not dissociate into ions).