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Proteins in hair contain disulfide bonds between cysteine amino acid residues. When a person gets their hair permanently straightened or curled, the first step is to reduce disulfide bonds. Identify the functional group that will be present in the product of this first reduction step. Q Search A) sulfide B) thiol C) alcohol D) aldehyde Question 5 of 20 E) alkene Question 11 of 20 Identify which of the following ketones is most soluble in water. A) ethyl methyl ketone. B) methyl propyl ketone C) ethyl propyl ketone D) methyl pentyl ketone E) propyl propyl ketone Rank the following molecules from lowest to highest boiling point. I. CH3(CH₂)2O(CH2)3CH3 II. CH3OCH 3 III. CH(CH₂)2O(CH₂)2CH3 IV. (CH3)₂CHOCH(CH3)2 A) | < | | > ||| > | V B) >> IV> III C) III IV> | > | D) IV>II>I> ||

Proteins in hair contain disulfide bonds between cysteine amino acid residues. When a person gets their hair permanently straightened or curled, the first step is to reduce disulfide bonds. Identify the functional group that will be present in the product of this first reduction step. Q Search A) sulfide B) thiol C) alcohol D) aldehyde Question 5 of 20 E) alkene Question 11 of 20 Identify which of the following ketones is most soluble in water. A) ethyl methyl ketone. B) methyl propyl ketone C) ethyl propyl ketone D) methyl pentyl ketone E) propyl propyl ketone Rank the following molecules from lowest to highest boiling point. I. CH3(CH₂)2O(CH2)3CH3 II. CH3OCH 3 III. CH(CH₂)2O(CH₂)2CH3 IV. (CH3)₂CHOCH(CH3)2 A) | < | | > ||| > | V B) >> IV> III C) III IV> | > | D) IV>II>I> ||

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Proteins in hair contain disulfide bonds between cysteine amino acid residues. When a person gets their hair permanently straightened or curled, the first step is to reduce disulfide bonds. Identify the functional group that will be present in the product of this first reduction step. H Q Search A) sulfide B) thiol C) alcohol D) aldehyde Question 5 of 20 E) alkene Question 11 of 20 Identify which of the following ketones is most soluble in water. A) ethyl methyl ketone B) methyl propyl ketone C) ethyl propyl ketone D) methyl pentyl ketone E) propyl propyl ketone Rank the following molecules from lowest to highest boiling point. I. CH3(CH₂)2O(CH2)3CH3 II. CH3OCH 3 III. CH3(CH₂)2O(CH2)2CH3 IV. (CH3)2CHOCH(CH3)2 A) I < III <IV < II B) II <<< IV C) || < | <IV <I D) II < IV < III < | E) IV < II < III <I Rank the following alcohols from highest to lowest boiling point. 1. HO(CH₂) OH II. HOCH CHOHCH₂OH Question 12 of 20 III. CH(CH₂)4OH IV. CH3CH₂OH A) || > | > | > IV B) >> IV> III C) III > IV> | > | D) IV> III>I> ||
Transcribed Image Text:Proteins in hair contain disulfide bonds between cysteine amino acid residues. When a person gets their hair permanently straightened or curled, the first step is to reduce disulfide bonds. Identify the functional group that will be present in the product of this first reduction step. H Q Search A) sulfide B) thiol C) alcohol D) aldehyde Question 5 of 20 E) alkene Question 11 of 20 Identify which of the following ketones is most soluble in water. A) ethyl methyl ketone B) methyl propyl ketone C) ethyl propyl ketone D) methyl pentyl ketone E) propyl propyl ketone Rank the following molecules from lowest to highest boiling point. I. CH3(CH₂)2O(CH2)3CH3 II. CH3OCH 3 III. CH3(CH₂)2O(CH2)2CH3 IV. (CH3)2CHOCH(CH3)2 A) I < III <IV < II B) II <<< IV C) || < | <IV <I D) II < IV < III < | E) IV < II < III <I Rank the following alcohols from highest to lowest boiling point. 1. HO(CH₂) OH II. HOCH CHOHCH₂OH Question 12 of 20 III. CH(CH₂)4OH IV. CH3CH₂OH A) || > | > | > IV B) >> IV> III C) III > IV> | > | D) IV> III>I> ||
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