Which fatty acid has the highest melting point?
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Which fatty acid has the highest melting point?
Question 6 options:
|
CH3(CH2)16COOH |
|
CH3(CH2)14COOH |
|
CH3(CH2)12COOH |
|
CH3(CH2)10COOH |
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- Question 6 Milligram of base required to completely hydrolyze & neutralize 1 g of triglyceride/fat sample Ester number Saponification number O Acid number O lodine numberMoving to another question will save this response. Quèstion 17 All sphingolipids have which one of the following in common? O Glycerol backbone Ceramide O Phosphorylcholine O N-acetylneuraminic acid (NANA) O Galactose A Moving to another question will save this response. US VivoBook (8)Glycocongugates are, by definition: Question 26 options: Carbohydrates covalently linked to biological molecules which are not carbohydrates Any carbohydrate linked to any other biological molecule which is not a carbohydrate, regardless of the type of bond formed Specifically proteins linked to carbohydrates through covalent bonds None of the above
- Question 1 Unsaturated fatty acids are commonly esterified at the hydroxyl substituent of glycerol at what carbon number? 1st carbon 2nd carbon O grd carbon All carbonsQuestion 3 Select all that apply. Which one is not an example of monosaccharide? sucrose O glucose fructose maltose O cellulose O riboseQuestion 10 Observe this structure, use the pK, table, and choose the CORRECT statement. H2N-CH-C-OH CH2 OH O Tyrosine's side chain is involved in hydrogen bonding typical of secondary structures O Tyrosine's alpha carboxyl group is the most acid of the three dissociable groups O Tyrosine's side chain is partially dissociated at physiological pH O All of these are correct
- Question 9 Use the table below to identify the oil sample being described/ asked. Oil sample % Fatty acid by weight Stearic Lauric Palmitic (12:0) (16:0) (18:0) Canola 4 2 Coconut 47 9 3 Safflower 7 2 Corn 6 2 Which will consume highest amount of 1₂ to become saturated? Which has the highest melting point? Which requires the highest amount of hydrogen for complete hydrogenation? Which will most likely solidify first as temperature is decreased? Oleic (18:14⁹) 62 6 13 44 Linoleic (18:249,12) 22 2 78 48 A. Coconut B. Canola C. Safflower D. CornWhich statement about membrane lipids is TRUE? Question 7 options: Glycerophospholipids are found only in the membranes of plant cells. Lecithin (phosphatidylcholine), which is used as an emulsifier in margarine and chocolate, is a sphingolipid. Glycerophospholipids contain fatty acids linked to glycerol through amide bonds. Triacylglycerols are the principal components of erythrocyte membranes. Some sphingolipids include oligosaccharides in their structure.Question 11 Observe the titration curve below and choose the CORRECT statement. 12 - pK2 10 8- PK, 2. 0.5 1.0 1.5 Equivalents of OHO 2.0 O Two of these are correct O At point A, both acidic groups are protonated O At point A, both acidic groups are deprotonated O Cis the end point of titration for the most acidic group O B is the end point of titration for the most acidic group « Previous N. LG rotein d (basic)Rgoup Jacidic) Rgroup ged Rgroup
- Question 1 Which of the following conditions would fail to produce a triacylglycerol? Group of answer choices glycerol, 16:0 fatty acid, strong acid glycerol, 14:0 fatty acyl chloride, sodium hydroxide glycerol, 16:0 fatty acyl chloride, pyridine glycerol, 14:0 fatty acid anhydride, pyridine Question 2 Which of the following characteristics is NOT commonly associated with lipids? Group of answer choices Are generally very soluble in aqueous solutions Are generally very soluble in non-polar organic solvents May contain esters, alcohols, and alkyl/alkenyl functional groups All are correct None are correctQUESTION 47 Observe the following structures of monosaccharides and answer the question. ÇHO ÇHO CHO CH,OH ÇH,OH HO OH Но- OH HO HO H- HO HO HO- HO OH HO HO- но- HO- но- CH,OH CH,OH CH,OH CH,OH CH,OH a e Which of the sugars shown in the figure above is NOT a reducing sugar? OA. 'a' O B. 'b' OC. 'c' D. 'eWhich description is true regarding beeswax? Question 29 options: Beeswax is formed from a fatty acid and a low molecular weight amide. Beeswax is hydrophobic and insoluble in water. Beeswax is formed from a fatty acid and a high molecular weight alcohol. Beeswax is hydrophobic and insoluble in water. Beeswax is formed from a fatty acid and a high molecular weight alcohol. Beeswax is hydrophilic and soluble in water.