Introduction to General, Organic and Biochemistry
12th Edition
ISBN: 9780357119303
Author: Bettelheim, Frederick A., Brown, William H., Campbell, Mary K., FARRELL, Shawn O., Torres, Omar
Publisher: Cengage Learning
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Chapter 4, Problem 42P
4-58 At one time, acetaldehyde was prepared industrially by the reaction of ethylene with air in the presence of a copper catalyst. How many grams of acetalde hyde can be prepared from 81.7 g of ethylene?
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Chapter 4 Solutions
Introduction to General, Organic and Biochemistry
Ch. 4.2 - Problem 4-1 Following is an unbalanced equation...Ch. 4.2 - Problem 4-2 Balance this equation:Ch. 4.2 - Prob. 4.3QCCh. 4.3 - Problem 4-4 When a solution of copper(II)...Ch. 4.4 - Problem 4-5 In each equation, identify the...Ch. 4.5 - Problem 4-6 What is (a) the molecular weight of...Ch. 4.6 - Prob. 4.7QCCh. 4.6 - Problem 4-8 We wish to weigh 2.84 mol of sodium...Ch. 4.6 - Problem 4-9 How many moles of C atoms, H atoms,...Ch. 4.6 - Problem 4-10 How many moles of copper(I) ions,...
Ch. 4.6 - Prob. 4.11QCCh. 4.7 - Prob. 4.12QCCh. 4.7 - Prob. 4.13QCCh. 4.7 - Problem 4-14 Ethanol is produced industrially by...Ch. 4.7 - Prob. 4.15QCCh. 4.7 - Prob. 4.16QCCh. 4.8 - How many calories are required to heat 731g of...Ch. 4.8 - A 100g piece of iron at 25C is heated by adding...Ch. 4.8 - It required 88.2 cal to heat 13.4g of an unknown...Ch. 4.9 - Solid iron and oxygen gas react to form solid...Ch. 4 - 4-17 Balance each equation.Ch. 4 - 4-18 Balance each equation.Ch. 4 - Prob. 3PCh. 4 - 4-20 Calcium oxide is prepared by heating...Ch. 4 - 4-21 The brilliant white light in some firework...Ch. 4 - Prob. 6PCh. 4 - 4-23 When solid carbon burns in a limited supply...Ch. 4 - Prob. 8PCh. 4 - 4-25 In the chemical test for arsenic, the gas...Ch. 4 - Prob. 10PCh. 4 - Prob. 11PCh. 4 - 4-28 Answer true or false. (a) A net ionic...Ch. 4 - 4-29 Balance these net ionic equations. (a)...Ch. 4 - 4-30 In the equation (a) Identify the spectator...Ch. 4 - 4-31 Predict whether a precipitate will form when...Ch. 4 - 4-32 When a solution of ammonium chloride is added...Ch. 4 - 4-33 When a solution of hydrochloric acid, HCl, is...Ch. 4 - Prob. 18PCh. 4 - Prob. 19PCh. 4 - 4-36 Using the solubility generalizations given in...Ch. 4 - 4-37 Answer true or false. (a) When a substance is...Ch. 4 - Prob. 22PCh. 4 - Prob. 23PCh. 4 - Prob. 24PCh. 4 - Prob. 25PCh. 4 - 4-42 Calculate the formula weight of: (a) KCl (b)...Ch. 4 - 4-43 Calculate the molecular weight of: (a)...Ch. 4 - 4-44 Answer true or false. (a) The mole is a...Ch. 4 - 4-45 Calculate the number of moles in: (a) 32 g of...Ch. 4 - 4-46 Calculate the number of grams in: (a) 1.77...Ch. 4 - 4-47 Calculate the number of moles of: (a) O atoms...Ch. 4 - 4-48 Calculate the number of moles of: (a) S2-...Ch. 4 - 4-49 Calculate the number of: (a) nitrogen atoms...Ch. 4 - 4-50 How many molecules are in each of the...Ch. 4 - 4-51 What is the mass in grams of each number of...Ch. 4 - 4-52 The molecular weight of hemoglobin is about...Ch. 4 - 4-53 A typical deposit of cholesterol, C27H46O, in...Ch. 4 - 4-54 Answer true or false. (a) Stoichiometry is...Ch. 4 - 4-55 For the reaction: (a) How many moles of N2...Ch. 4 - 4-56 Magnesium reacts with sulfuric acid according...Ch. 4 - 4-57 Chloroform, CHCl3, is prepared industrially...Ch. 4 - 4-58 At one time, acetaldehyde was prepared...Ch. 4 - 4-59 Chlorine dioxide, ClO2, is used for bleaching...Ch. 4 - 4-60 Ethanol, C2H6O, is added to gasoline to...Ch. 4 - 4-61 In photosynthesis, green plants convert CO2...Ch. 4 - 4-62 Iron ore is converted to iron by heating it...Ch. 4 - Prob. 47PCh. 4 - 4-64 Aspirin is made by the reaction of salicylic...Ch. 4 - 4-65 Suppose the preparation of aspirin from...Ch. 4 - 4-66 Benzene reacts with bromine to produce...Ch. 4 - 4-67 Ethyl chloride is prepared by the reaction of...Ch. 4 - 4-68 Diethyl ether is made from ethanol according...Ch. 4 - Prob. 53PCh. 4 - How many calories are required to heat the...Ch. 4 - Prob. 55PCh. 4 - Prob. 56PCh. 4 - Prob. 57PCh. 4 - Prob. 58PCh. 4 - 4-71 Which of these reactions are exothermic, and...Ch. 4 - Prob. 60PCh. 4 - Prob. 61PCh. 4 - Prob. 62PCh. 4 - Prob. 63PCh. 4 - Prob. 64PCh. 4 - 4-77 To convert 1 mol of iron(III) oxide to its...Ch. 4 - 4-78 (Chemical Connections 4A) How does fluoride...Ch. 4 - Prob. 67PCh. 4 - Prob. 68PCh. 4 - 4-81 (Chemical Connections 4C) Balance the lithium...Ch. 4 - 4-82 When gaseous dinitrogen pentoxide, N2O5, is...Ch. 4 - Prob. 71PCh. 4 - Prob. 72PCh. 4 - Prob. 73PCh. 4 - 4-86 When an aqueous solution of Na3PO4 is added...Ch. 4 - Prob. 75PCh. 4 - 4-88 Chlorophyll, the compound responsible for the...Ch. 4 - 4-89 If 7.0 kg of is added to 11.0 kg of to form...Ch. 4 - 4-90 Lead(lI) nitrate and aluminum chloride react...Ch. 4 - 4-91 Assume that the average red blood cell has a...Ch. 4 - 4-92 Reaction of pentane, C5H12, with oxygen, O2,...Ch. 4 - 4-93 Ammonia is prepared industrially by the...Ch. 4 - 4-94 2,3,7,8-Tetrachlorodibenzo-p-dioxin (TCDD) is...Ch. 4 - Prob. 83PCh. 4 - Prob. 84PCh. 4 - Prob. 85PCh. 4 - Prob. 86PCh. 4 - Prob. 87PCh. 4 - Prob. 88PCh. 4 - Prob. 89PCh. 4 - Prob. 90PCh. 4 - Prob. 91PCh. 4 - 4-102 Aspartame, an artificial sweetener used as a...Ch. 4 - 4-103 Caffeine, a central nervous system...Ch. 4 - Prob. 94P
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- 4-93 Ammonia is prepared industrially by the reaction of nitrogen and hydrogen according to the following equation: If 29.7 kg of N2 is added to 3.31 kg of H2, (a) Which reactant is the limiting reagent? (b) How many grams of the other reactant are left over? (c) How many grams of NH3 are formed if the reaction goes to completion?arrow_forward4-59 Chlorine dioxide, ClO2, is used for bleaching paper. It is also the gas used to kill the anthrax spores that contaminated the Hart Senate Office Building in the fall of 2001. Chlorine dioxide is prepared by treating sodium chlorite with chlorine gas. (a) Balance the equation for the preparation of chlorine dioxide. (b) Calculate the weight of chlorine dioxide that can be prepared from 5.50 kg of sodium chlorite.arrow_forward4-61 In photosynthesis, green plants convert CO2 and H2O to glucose, C6H12O6. How many grams of CO2are required to produce 5.1 g of glucose?arrow_forward
- 4-68 Diethyl ether is made from ethanol according to the following reaction: In an experiment, 517 g of ethanol gave 391 g of diethyl ether. What was the percent yield in this experiment?arrow_forward4-88 Chlorophyll, the compound responsible for the green color of leaves and grasses, contains one atom of magnesium in each molecule. If the percentage by weight of magnesium in chlorophyll is 2.72%, what is the molecular weight of chlorophyll?arrow_forward4-20 Calcium oxide is prepared by heating limestone (calcium carbonate, CaCO3) to a high temperature, at which point it decomposes to calcium oxide and carbon dioxide. Write a balanced equation for this preparation of calcium oxide.arrow_forward
- 4-52 The molecular weight of hemoglobin is about 68,000 amu. What is the mass in grams of a single molecule of hemoglobin?arrow_forward4-82 When gaseous dinitrogen pentoxide, N2O5, is bubbled into water, nitric acid, HNO3, forms. Write a balanced equation for this reaction.arrow_forward4-57 Chloroform, CHCl3, is prepared industrially by the reaction of methane with chlorine. How many grams of Cl2 are needed to produce 1.50 moles of chloroform?arrow_forward
- 4-25 In the chemical test for arsenic, the gas arsme, AsH3, is prepared. When arsine is decomposed by heating, arsenic metal deposits as a mirror-like coating on the surface of a glass container and hydrogen gas, H2, is given off. Write a balanced equation for the decomposition of arsine.arrow_forward4-53 A typical deposit of cholesterol, C27H46O, in an artery might have a mass of 3.9 mg. How many mol ecules of cholesterol are in this mass?arrow_forward4-21 The brilliant white light in some firework displays is produced by burning magnesium in air. The magne sium reacts with oxygen in the air to form magnesium oxide. Write a balanced equation for this reaction.arrow_forward
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