Introduction to General, Organic and Biochemistry 11th Edition
ISBN: 9781285869759
Author: Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
Publisher: Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
1 Matter, Energy, And Measurement 2 Atoms 3 Chemical Bonds 4 Chemical Reactions 5 Gases, Liquids, And Solids 6 Solutions And Colloids 7 Reaction Rates And Chemical Equilibrium 8 Acids And Bases 9 Nuclear Chemistry 10 Organic Chemistry 11 Alkanes 12 Alkenes And Alkynes 13 Benzene And Its Derivatives 14 Alcohols, Ethers, And Thiols 15 Chirality: The Handedness Of Molecules 16 Amines 17 Aldehydes And Ketones 18 Carboxylic Acids 19 Carboxylic Anhydrides, Esters, And Amides 20 Carbohydrates 21 Lipids 22 Proteins 23 Enzymes 24 Chemical Communications: Neurotransmitters And Hormones 25 Nucleotides, Nucleic Acids, And Heredity 26 Gene Expression And Protein Synthesis 27 Bioenergetics: How The Body Converts Food To Energy 28 Specific Catabolic Pathways: Carbohydrate, Lipid, And Protein Metabolism 29 Biosynthetic Pathways 30 Nutrition 31 Immunochemistry Chapter4: Chemical Reactions
4.1 What Is A Chemical Reaction? 4.2 How Do We Balance Chemical Equations? 4.3 How Can We Predict If Ions In Aqueous Solution Will React With Eacother? 4.4 What Are Oxidation And Reduction? 4.5 What Are Formula Weights And Molecular Weights? 4.6 What Is A Mole And How Do We Use It To Calculate Mass Relationships? 4.7 How Do We Calculate Mass Relationships In Chemical Reactions? 4.8 What Is Heat Of Reaction? Chapter Questions Section: Chapter Questions
Problem 4.17P: 4-17 Balance each equation. Problem 4.18P: 4-18 Balance each equation. Problem 4.19P Problem 4.20P: 4-20 Calcium oxide is prepared by heating limestone (calcium carbonate, CaCO3) to a high... Problem 4.21P: 4-21 The brilliant white light in some firework displays is produced by burning magnesium in air.... Problem 4.22P Problem 4.23P: 4-23 When solid carbon burns in a limited supply of oxygen gas, the gas carbon monoxide, CO, forms.... Problem 4.24P Problem 4.25P: 4-25 In the chemical test for arsenic, the gas arsme, AsH3, is prepared. When arsine is decomposed... Problem 4.26P Problem 4.27P Problem 4.28P: 4-28 Answer true or false. (a) A net ionic equation shows only those ions that undergo chemical... Problem 4.29P: 4-29 Balance these net ionic equations. (a) Ag+(aq) + Br-(aqAgBr(s) (b) Cd2(aq) + S2-(aq) CdS(s) (c)... Problem 4.30P: 4-30 In the equation (a) Identify the spectator ions. (b) Write the balanced net ionic equation. Problem 4.31P: 4-31 Predict whether a precipitate will form when aqueous solutions of the following compounds are... Problem 4.32P: 4-32 When a solution of ammonium chloride is added to a solution of lead(I1) nitrate, Pb(NO3)2, a... Problem 4.33P: 4-33 When a solution of hydrochloric acid, HCl, is added to a solution of sodium sulfite, Na.2S03,... Problem 4.34P Problem 4.35P Problem 4.36P: 4-36 Using the solubility generalizations given in Section 4-3, predict which of these ionic... Problem 4.37P: 4-37 Answer true or false. (a) When a substance is oxidized, it loses electrons. (b) When a... Problem 4.38P Problem 4.39P Problem 4.40P Problem 4.41P Problem 4.42P: 4-42 Calculate the formula weight of: (a) KCl (b) Na3PO4 (c) Fe(OH)2 (d) NaAl(SO3)2 (e) AL2(SO4)3... Problem 4.43P: 4-43 Calculate the molecular weight of: (a) Sucrose, C12H22O11 (b) Glycine, C2H5NO2 (C) DDT,... Problem 4.44P: 4-44 Answer true or false. (a) The mole is a counting unit, just as a dozen is acounting unit. (b)... Problem 4.45P: 4-45 Calculate the number of moles in: (a) 32 g of methane, CH4 (b) 345.6 g of nitric oxide, NO (c)... Problem 4.46P: 4-46 Calculate the number of grams in: (a) 1.77 mol of nitrogen dioxide, NO2 (b) 0.84 mol of... Problem 4.47P: 4-47 Calculate the number of moles of: (a) O atoms in 18.1 mol of forma1dehyde, CH2O (b) Br atoms in... Problem 4.48P: 4-48 Calculate the number of moles of: (a) S2- ions in 6.56 mol of Na2S (b) Mg2+ ions in 8.320 mol... Problem 4.49P: 4-49 Calculate the number of: (a) nitrogen atoms in 25.0 g of TNT, C7H5N3O6 (b) carbon atoms in 40.0... Problem 4.50P: 4-50 How many molecules are in each of the following? (a) 2.9 mol of TNT, C7H5N3O6 (b) one drop... Problem 4.51P: 4-51 What is the mass in grams of each number of mol ecules of formaldehyde, CH2O? (a) 100.... Problem 4.52P: 4-52 The molecular weight of hemoglobin is about 68,000 amu. What is the mass in grams of a single... Problem 4.53P: 4-53 A typical deposit of cholesterol, C27H46O, in an artery might have a mass of 3.9 mg. How many... Problem 4.54P: 4-54 Answer true or false. (a) Stoichiometry is the study of mass relationships in chemical... Problem 4.55P: 4-55 For the reaction: (a) How many moles of N2 are required to react completely with 1 mole of O2?... Problem 4.56P: 4-56 Magnesium reacts with sulfuric acid according to the following equation. How many moles of lI2... Problem 4.57P: 4-57 Chloroform, CHCl3, is prepared industrially by the reaction of methane with chlorine. How many... Problem 4.58P: 4-58 At one time, acetaldehyde was prepared industrially by the reaction of ethylene with air in the... Problem 4.59P: 4-59 Chlorine dioxide, ClO2, is used for bleaching paper. It is also the gas used to kill the... Problem 4.60P: 4-60 Ethanol, C2H6O, is added to gasoline to produce “gasohol,” a fuel for automobile engines. How... Problem 4.61P: 4-61 In photosynthesis, green plants convert CO2 and H2O to glucose, C6H12O6. How many grams of... Problem 4.62P: 4-62 Iron ore is converted to iron by heating it with coal (carbon), and oxygen according to the... Problem 4.63P Problem 4.64P: 4-64 Aspirin is made by the reaction of salicylic acid with acetic anhydride. How many grams of... Problem 4.65P: 4-65 Suppose the preparation of aspirin from salicylic acid and acetic anhydride (Problem 4-64)... Problem 4.66P: 4-66 Benzene reacts with bromine to produce bromoben zene according to the following equation: If... Problem 4.67P: 4-67 Ethyl chloride is prepared by the reaction of chlorine with ethane according to the following... Problem 4.68P: 4-68 Diethyl ether is made from ethanol according to the following reaction: In an experiment, 517 g... Problem 4.69P Problem 4.70P Problem 4.71P: 4-71 Which of these reactions are exothermic, and which are endothermic? Problem 4.72P Problem 4.73P Problem 4.74P Problem 4.75P Problem 4.76P Problem 4.77P: 4-77 To convert 1 mol of iron(III) oxide to its elements requires 196.5 kcal: How many grams of iron... Problem 4.78P: 4-78 (Chemical Connections 4A) How does fluoride ion protect the tooth enamel against decay? Problem 4.79P Problem 4.80P Problem 4.81P: 4-81 (Chemical Connections 4C) Balance the lithium iodine battery redox reaction described in this... Problem 4.82P: 4-82 When gaseous dinitrogen pentoxide, N2O5, is bubbled into water, nitric acid, HNO3, forms. Write... Problem 4.83P Problem 4.84P Problem 4.85P Problem 4.86P: 4-86 When an aqueous solution of Na3PO4 is added to an aqueous solution of Cd(NO3)2 a precipitate... Problem 4.87P Problem 4.88P: 4-88 Chlorophyll, the compound responsible for the green color of leaves and grasses, contains one... Problem 4.89P: 4-89 If 7.0 kg of is added to 11.0 kg of to form which reactant is in excess? Problem 4.90P: 4-90 Lead(lI) nitrate and aluminum chloride react according to the following equation: In an... Problem 4.91P: 4-91 Assume that the average red blood cell has a mass of 2 × 10-8 g and that 20% of its mass is... Problem 4.92P: 4-92 Reaction of pentane, C5H12, with oxygen, O2, gives carbon dioxide and water. (a) Write a... Problem 4.93P: 4-93 Ammonia is prepared industrially by the reaction of nitrogen and hydrogen according to the... Problem 4.94P: 4-94 2,3,7,8-Tetrachlorodibenzo-p-dioxin (TCDD) is a potent poison with the chemical formula... Problem 4.95P Problem 4.96P Problem 4.97P Problem 4.98P Problem 4.99P Problem 4.100P Problem 4.101P Problem 4.102P: 4-102 Aspartame, an artificial sweetener used as a sugar substitute in some foods and beverages, has... Problem 4.103P: 4-103 Caffeine, a central nervous system stimulant, has the molecular formula C8H10N402. (a) How... Problem 4.19P
Related questions
Concept explainers
Identify the following type of chemical reaction
1)KClO3 --> KCl + O2
2)H2 + O2 --> H2 O
3)Mg + O2 --> MgO
5)LiO + H2 O --> LiOH
Answer choices
Double Replacement
Single Replacement
Decomposition
Synthesis
Definition Definition Transformation of a chemical species into another chemical species. A chemical reaction consists of breaking existing bonds and forming new ones by changing the position of electrons. These reactions are best explained using a chemical equation.
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