General, Organic, and Biological Chemistry - 4th edition
4th Edition
ISBN: 9781259883989
Author: by Janice Smith
Publisher: McGraw-Hill Education
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Question
Chapter 20.6, Problem 20.17P
Interpretation Introduction
Interpretation:
The reason for cellulose being water-insoluble even when it contains hydroxyl groups needs to be explained.
Concept Introduction:
Cellulose occurs in plant cell walls giving it a rigidity. Cellulose is a
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Chapter 20 Solutions
General, Organic, and Biological Chemistry - 4th edition
Ch. 20.1 - Label the hemiacetal carbonthe carbon bonded to...Ch. 20.2 - Prob. 20.1PPCh. 20.2 - Prob. 20.2PCh. 20.2 - Prob. 20.3PCh. 20.2 - Prob. 20.4PCh. 20.2 - Prob. 20.5PCh. 20.2 - Prob. 20.2PPCh. 20.2 - Prob. 20.6PCh. 20.2 - Prob. 20.7PCh. 20.3 - Prob. 20.8P
Ch. 20.3 - Prob. 20.3PPCh. 20.3 - Prob. 20.4PPCh. 20.4 - Prob. 20.5PPCh. 20.4 - Prob. 20.6PPCh. 20.4 - Prob. 20.9PCh. 20.4 - Prob. 20.10PCh. 20.5 - Prob. 20.7PPCh. 20.5 - Prob. 20.8PPCh. 20.5 - Lactose contains both an acetal and a hemiacetal....Ch. 20.5 - Prob. 20.12PCh. 20.5 - Prob. 20.13PCh. 20.5 - Prob. 20.14PCh. 20.5 - Prob. 20.15PCh. 20.6 - Prob. 20.16PCh. 20.6 - Prob. 20.17PCh. 20.7 - Prob. 20.18PCh. 20.7 - Prob. 20.19PCh. 20.8 - Prob. 20.20PCh. 20 - Prob. 21PCh. 20 - Prob. 22PCh. 20 - Prob. 23PCh. 20 - Prob. 24PCh. 20 - Prob. 25PCh. 20 - Prob. 26PCh. 20 - Prob. 27PCh. 20 - Prob. 28PCh. 20 - Prob. 29PCh. 20 - Prob. 30PCh. 20 - Prob. 31PCh. 20 - Prob. 32PCh. 20 - Prob. 33PCh. 20 - Prob. 34PCh. 20 - Prob. 35PCh. 20 - Prob. 36PCh. 20 - Prob. 37PCh. 20 - Prob. 38PCh. 20 - Prob. 39PCh. 20 - Prob. 40PCh. 20 - Prob. 41PCh. 20 - Prob. 42PCh. 20 - Prob. 43PCh. 20 - Prob. 44PCh. 20 - Prob. 45PCh. 20 - Prob. 46PCh. 20 - What product is formed when each compound is...Ch. 20 - What product is formed when each compound is...Ch. 20 - Prob. 49PCh. 20 - Prob. 50PCh. 20 - Prob. 51PCh. 20 - Prob. 52PCh. 20 - Prob. 53PCh. 20 - Prob. 54PCh. 20 - Prob. 55PCh. 20 - Prob. 56PCh. 20 - Prob. 57PCh. 20 - Prob. 58PCh. 20 - Prob. 59PCh. 20 - Prob. 60PCh. 20 - Prob. 61PCh. 20 - Prob. 62PCh. 20 - Prob. 63PCh. 20 - Prob. 64PCh. 20 - Prob. 65PCh. 20 - Prob. 66PCh. 20 - Prob. 67PCh. 20 - Prob. 68PCh. 20 - Prob. 69PCh. 20 - Prob. 70PCh. 20 - Prob. 71PCh. 20 - Prob. 72PCh. 20 - Prob. 73PCh. 20 - Prob. 74PCh. 20 - Prob. 75PCh. 20 - Prob. 76PCh. 20 - Prob. 77PCh. 20 - Prob. 78PCh. 20 - Prob. 79CPCh. 20 - Prob. 80CP
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- 1 can you draw cellulose in 2 D structure pleasearrow_forwardWhat is the structure of Cellulose in Open Structure(Fischer) and in Closed Structure (Haworth)?arrow_forwardIt is well known that humans are able to digest amylose, but not cellulose. What structural features might be responsible this observation?arrow_forward
- Explain why lactose and maltose differs from sucrose in its chemical activity with Fehling’s, Benedict’s and using Seliwanoff’s reagents?arrow_forwardWhat is the main structural difference between a. amylose and cellulose? b. amylose and amylopectin? c. amylopectin and glycogen? d. cellulose and chitin?arrow_forwardAnother hexose gives the same aldaric acid on oxidation as does d-glucose. Which one?arrow_forward
- 1. Identify the anomeric carbons on sucrose and explain how they are different from lactose and cellulose. 2. On Wikipedia (image pictures below) sucrose is labeled β-D-Fructofuranosyl α-D-glucopyranoside. But the anomeric carbon has the oxygen pointing down and other stereocenters inverted from that of fructose. Did Wikipedia incorrectly name it? Or can you explain why this is the case using structures of sucrose, fructose and glucose…arrow_forwardDraw the Haworth structures for the following: - alpha-D-Gulopyranose - beta-D-Sorbofuranose - the two possivle isomers of alpha-D-altrose (furanose and pyranose forms)arrow_forwardCellulose is treated with methanol, which methylates the reducing end of polysaccharides. (a) How many methyl groups would be incorporated per cellulose chain? Explain. (b) Relative to cellulose, how many methyl groups would be incorporated in a molecule of amylopectin? (more, less or the same?) Explain. (c) Cellulose is treated with dimethyl sylfate, which adds a methyl group to all free hydroxyl groups. The cellulose is then hydrolyzed to release all of its monosacharides. Draw the structure of the resulting monosaccharidearrow_forward
- Starch is a polymer of:* Please choose one correct answet only A. Glucose B. Fructose C. Cellulose D. Amylose E/ None of the given optionsarrow_forward1 Draw D- glucose in a Fischer Projection. 2 Draw alpha-D- glucose and in the Hayworth (ring ) structure. 3 Draw the hydrolysis of maltose- the disaccharide composed of alpha D glucose molecules. 4 What is the chemical difference between cellulose and amylose NOTE- please dont explain too much explain to the pointarrow_forwardUsing the cyclic structure (Haworth Formula) of sucrose, encircle the acetal link and explain why it is a non reducing sugar. explain do not copy from google,,,pls type answer if u canarrow_forward
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