Concept explainers
(a)
Interpretation: Whether the melting point will be the same or different for the compounds
Concept introduction: Glucose is a monosaccharide which has a single
(b)
Interpretation: Whether the interaction with plane-polarised light will be the same or different for the compounds
Concept introduction: Glucose is a monosaccharide which has a single aldehyde unit. Glucose exists in two different forms which are
(c)
Interpretation: Whether the solubility in an achiral solvent will be the same or different for the compounds
Concept introduction: Glucose is a monosaccharide which has a single aldehyde unit. Glucose exists in two different forms which are
(d)
Interpretation: Whether the reaction with
Concept introduction: Glucose is a monosaccharide which has a single aldehyde unit. Glucose exists in two different forms which are
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EBK GENERAL, ORGANIC, AND BIOLOGICAL CH
- Define the following terms: a. lactone b. aldaric acid c. aldonic acid d. uronic acid e. epimerizationarrow_forwardMatch the chemical properties with the amino acid (note: the charges are not indicated on the charged amino acids) A. NH3+ - CH - COO- I (CH)2 I OH N,N - DimethyltryptamineAspartic acid B. NH3+ - CH - COO- I (CH)4 I NH2 Which one of each of these is: uncharged and polar charged and non-polar negatively charged and polar positively charged and polararrow_forwardPlease only answer parts D and E, the rest has already been answered. This is the study of Biochemistry.arrow_forward
- In a paragraph form, provide the experimental procedures of the development of the ring structure of α-tetralene by elimination of the water molecule will result in this product being heated in the presence of strong sulphuric acid.arrow_forwardHere is still another lipid-related question. a. Draw the structure of a soap molecule, derived from a myristic acid triglyceride. No sticks. You CAN bunch the CH2 groups together. b. Write the COMPLETE AND BALANCED reaction for your soap reacting with hard water containing Fe*. NO STICKS! c. Describe what you would see if you used a detergent (rather than a soap) in the presence of Fe*. The more detail you give, the more points you will earn. No reactions are needed here.arrow_forwardThe side chain of acetyl-L-lysine-OMe has a pKa=10.5 and its acid-dissociation reaction is shown below. see attachment for Question D.arrow_forward
- Mixtures of amino acids can be analyzed by first separating the mixture into its components through ionexchange chromatography. Amino acids placed on a cation-exchange resin containing sulfonate ( -SO3-) groups flow down the column at different rates because of two factors that influence their movement: (1) ionic attraction between the sulfonate residues on the column and positively charged functional groups on the amino acids, and (2) aggregation of nonpolar amino acid side chains with the hydrophobic backbone of the polystyrene resin. For each pair of amino acids listed, determine which will be eluted first from the cation-exchange column by a pH 7.0 buffer. (a) Aspartate and lysine (b) Arginine and methionine(c) Glutamate and valine (d) Glycine and leucine (e) Serine and alaninearrow_forwardWhat structures are found in sterol molecules Select one: a. Waxes b. Double helixes c. Molecular rings d. Proteinsarrow_forwardAlginic acid, isolated from seaweed and used as athickening agent for ice cream and other foods, is apolymer of d-mannuronic acid with b(1,4) glycosidiclinkages.a. Draw the structure of alginic acid.b. Why does this substance act as a thickening agent?arrow_forward
- In an experiment to determine the degree of saturation in 0.43 g of an unknown lipid, the following results were obtained: 1) Total mmole I added to the lipid sample: 3.13 2) mmole I left after incubation (after one hour in the dark cupboard): 0.816 How many mg of I has bound to the lipid sample? Select one: a. 587 b. 2.94e5 c. 2 d. 294 e. 5.87e5arrow_forwardMixtures of amino acids can be analyzed by first separating the mixture into its components through ion‑exchange chromatography. Amino acids placed on a cation‑exchange resin containing sulfonate (−SO−3)(−SO3−) groups flow down the column at different rates because of two factors that influence their movement: (1) ionic attraction between the sulfonate residues on the column and positively charged functional groups on the amino acids, and (2) aggregation of nonpolar amino acid side chains with the hydrophobic backbone of the polystyrene resin. Note that the ionic attraction is more important than hydrophobicity for this column media. For each pair of amino acids, identify which will be eluted first from a cation‑exchange column using a pH 7.0pH 7.0 buffer.arrow_forwardAll of the following are examples of monounsaturated fatty acids except A. Palmitoleic acid B. Oleic acid C. Elaidic acid D. Linoleic acidarrow_forward
- Biology (MindTap Course List)BiologyISBN:9781337392938Author:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. BergPublisher:Cengage Learning