Chemistry & Chemical Reactivity
9th Edition
ISBN: 9781133949640
Author: John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher: Cengage Learning
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Textbook Question
Chapter 23, Problem 93GQ
Review the opening photograph about chocolate (which shows the structure of an active ingredient, theobromine) and then answer the following questions.
(a) How do theobromine and caffeine differ structurally? 
(b) A 5.00-g sample of Hershey’s cocoa contains 2.16% theobromine. What is the mass of the compound in the sample?
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. (a) Write the molecular formula of acetylsalicylic acid (see Fig. 7.34a).(b) An aspirin tablet contains 325 mg acetylsalicylic acid. Calculate the number of moles of that compound in the tablet.
(1) Slick Johnny burns 1.2 Kcal/min when he's completely chilled and fasted. He lives on moonshine whiskey which is about 40% ethanol (assume a g is about an ml). Assuming there isn't much else of nutritional value, how much would he have to drink to maintain his body weight.
0.62 L
0.82 L
0.93 L
1.44 L
(2) Assuming ethanol (C2H6O) is completely burned to CO2 and H2O, what would Slick Johnny's RQ be?
0.67
0.74
0.86
0.96
(a) When the metallic element sodium combines with the nonmetallic element bromine, Br2(l), how can you determine the chemical formula of the product? How do you know whether the product is a solid, liquid, or gas at room temperature? Write the balanced chemical equation for the reaction. (b) When a hydrocarbon burns in air, what reactant besides the hydrocarbon is involved in the reaction? What products are formed? Write a balanced chemical equation for the combustion of benzene C6H6(l), in air.
Chapter 23 Solutions
Chemistry & Chemical Reactivity
Ch. 23.2 - (a) Draw the nine isomers having the formula...Ch. 23.2 - Prob. 2CYUCh. 23.2 - There are 17 possible alkene isomers with the...Ch. 23.2 - Prob. 4CYUCh. 23.2 - Aniline, C6H5NH2, is the common name for...Ch. 23.2 - What is the systematic name for this alkane? (a)...Ch. 23.2 - Prob. 2RCCh. 23.2 - Prob. 3RCCh. 23.2 - Prob. 4RCCh. 23.2 - 5. How many isomers are possible for C6H4(CH3)Cl,...
Ch. 23.3 - Draw the structure of 1-butanol and alcohols that...Ch. 23.3 - Prob. 1RCCh. 23.3 - Prob. 2RCCh. 23.3 - What is the hybridization of nitrogen in...Ch. 23.3 - Prob. 4RCCh. 23.4 - (a) Name each of the following compounds and its...Ch. 23.4 - Prob. 1RCCh. 23.4 - Prob. 2RCCh. 23.4 - Prob. 3RCCh. 23.4 - Prob. 4RCCh. 23.4 - Prob. 1QCh. 23.4 - Prob. 2QCh. 23.4 - Prob. 3QCh. 23.5 - Kevlar is a well-known polymer that is now used to...Ch. 23.5 - Prob. 1QCh. 23.5 - Prob. 2QCh. 23.5 - Prob. 3QCh. 23.5 - Prob. 1RCCh. 23.5 - What is the atom economy for the reaction of...Ch. 23.5 - Prob. 5QCh. 23.5 - If drinking from a polycarbonate bottle, does a 15...Ch. 23.5 - Assume you weigh 156 lb. How much BPA do you...Ch. 23.5 - Prob. 8QCh. 23 - Prob. 1PSCh. 23 - What is the molecular formula for an alkane with...Ch. 23 - Prob. 3PSCh. 23 - Prob. 4PSCh. 23 - One of the structural isomers with the formula...Ch. 23 - Prob. 6PSCh. 23 - Prob. 7PSCh. 23 - Give the systematic name for the following alkane....Ch. 23 - Draw the structure of each of the following...Ch. 23 - Draw structures for the following compounds. (a)...Ch. 23 - Prob. 11PSCh. 23 - Prob. 12PSCh. 23 - Draw the structure of the chair form of...Ch. 23 - Prob. 14PSCh. 23 - Prob. 15PSCh. 23 - Prob. 16PSCh. 23 - Prob. 17PSCh. 23 - Prob. 18PSCh. 23 - Prob. 19PSCh. 23 - What structural requirement is necessary for an...Ch. 23 - A hydrocarbon with the formula C5H10, can be...Ch. 23 - Prob. 22PSCh. 23 - Prob. 23PSCh. 23 - Prob. 24PSCh. 23 - The compound 2-bromobutane is a product of...Ch. 23 - The compound 2,3-dibromo-2-methylhexane is formed...Ch. 23 - Prob. 27PSCh. 23 - Prob. 28PSCh. 23 - Prob. 29PSCh. 23 - Prob. 30PSCh. 23 - Prob. 31PSCh. 23 - Give the systematic name for each of the following...Ch. 23 - Prob. 33PSCh. 23 - Write an equation for the preparation of...Ch. 23 - Prob. 35PSCh. 23 - Prob. 36PSCh. 23 - Prob. 37PSCh. 23 - Prob. 38PSCh. 23 - Prob. 39PSCh. 23 - Name the following amines: (a) CH3CH2CH2NH2 (b)...Ch. 23 - Draw structural formulas for the four possible...Ch. 23 - Prob. 42PSCh. 23 - Prob. 43PSCh. 23 - Prob. 44PSCh. 23 - Prob. 45PSCh. 23 - Prob. 46PSCh. 23 - Prob. 47PSCh. 23 - Prob. 48PSCh. 23 - Prob. 49PSCh. 23 - Prob. 50PSCh. 23 - Give the structural formula and systematic name...Ch. 23 - Prob. 52PSCh. 23 - Prob. 53PSCh. 23 - Prob. 54PSCh. 23 - Prob. 55PSCh. 23 - Prob. 56PSCh. 23 - Prob. 57PSCh. 23 - Prob. 58PSCh. 23 - Prob. 59PSCh. 23 - Prob. 60PSCh. 23 - Identify the functional groups in the following...Ch. 23 - Prob. 62PSCh. 23 - Prob. 63PSCh. 23 - Prob. 64PSCh. 23 - Prob. 65PSCh. 23 - Prob. 66PSCh. 23 - Prob. 67GQCh. 23 - Prob. 68GQCh. 23 - Prob. 69GQCh. 23 - Prob. 70GQCh. 23 - Prob. 71GQCh. 23 - Prob. 72GQCh. 23 - Prob. 73GQCh. 23 - Write equations for the following reactions,...Ch. 23 - Prob. 75GQCh. 23 - Prob. 76GQCh. 23 - Draw the structure of each of the following...Ch. 23 - Prob. 78GQCh. 23 - Prob. 79GQCh. 23 - Draw structural formulas for possible isomers with...Ch. 23 - Prob. 81GQCh. 23 - Prob. 82GQCh. 23 - Prob. 83GQCh. 23 - Prob. 84GQCh. 23 - Prob. 85GQCh. 23 - Prob. 86GQCh. 23 - Draw the structure of glyceryl trilaurate, a fat....Ch. 23 - Prob. 88GQCh. 23 - Prob. 89GQCh. 23 - Prob. 90GQCh. 23 - Prob. 91GQCh. 23 - There are three ethers with the formula C4H10O....Ch. 23 - Review the opening photograph about chocolate...Ch. 23 - Prob. 94GQCh. 23 - Prob. 95ILCh. 23 - Prob. 96ILCh. 23 - Prob. 97ILCh. 23 - Prob. 98ILCh. 23 - Prob. 99ILCh. 23 - Prob. 100ILCh. 23 - Prob. 101ILCh. 23 - Prob. 102ILCh. 23 - Prob. 103ILCh. 23 - Prob. 104ILCh. 23 - Prob. 105ILCh. 23 - Prob. 106ILCh. 23 - Prob. 107SCQCh. 23 - Prob. 108SCQCh. 23 - Prob. 109SCQCh. 23 - Prob. 110SCQCh. 23 - Prob. 111SCQCh. 23 - Prob. 112SCQCh. 23 - Prob. 113SCQ
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