Chemistry & Chemical Reactivity
9th Edition
ISBN: 9781133949640
Author: John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 24, Problem 42SCQ
Which of the following statements is/are true?
- (a) Breaking the P—O bond in ATP is an exothermic process.
- (b) Making a new bond between the phosphorus atom in the phosphate group being cleaved off ATP and the Oil group of water is an exothermic process
- (c) Breaking bonds is an endothermic process.
- (d) The energy released in the hydrolysis of ATP may be used to run endothermic reactions in a cell.
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
Question 15.62
(a) Convert 41.3 L atm to kcal. (Use dimensional analysis)
(b) Convert –279.67°F to K.
(C)The standard enthalpy of formation of O(g) is 249 kJ/mol.Calculate the wavelength (in nm) of the electromagnetic radiation with the minimum amount of energy required for dissociation of one molecule of oxygen gas.
(a)
Consider the hypothetical element X.
XO reacts with hydrogen gas to form XH;OH. Calculate the enthalpy of this reaction given that:
(i) the enthalpy change that occurs when X reacts with oxygen gas to form XO is -221.0 kJ
(ii) the enthalpy change that occurs when X reacts with oxygen gas and hydrogen gas to form
XH,OH is -402.4 kJ.
Calculate the distance between the centers of Y²* and Z² ions in a YZ lattice given that when
3.6 g of the compound are formed from its gaseous ions, 3.8 kJ of energy are released. The
proportionality constant, k = 8.01 x 101" J pm. Molar mass of YZ: 257 g moľ'
(b)
(c)
When a sample of vanadium metal absorbs 353 kJ of energy, the 'd' electrons of the metal atoms
undergo a transition from their ground state to the fifth electron shell. Calculate the mass of this
metal sample.
Chapter 24 Solutions
Chemistry & Chemical Reactivity
Ch. 24.1 - Draw the Lewis structure for the tripeptide...Ch. 24.1 - Prob. 1RCCh. 24.1 - Prob. 2RCCh. 24.1 - Prob. 3RCCh. 24.2 - Prob. 1RCCh. 24.2 - Prob. 2RCCh. 24.2 - Prob. 3RCCh. 24.3 - What is the sequence of the strand of DNA...Ch. 24.3 - Prob. 2CYUCh. 24.3 - 1. Which breaks down more quickly in an aqueous...
Ch. 24.3 - Prob. 2RCCh. 24.3 - 3. Which amino acid is selected by the mRNA codon...Ch. 24.3 - Kynamro has the hydrogen bonding sequence:...Ch. 24.3 - The formula of Kynamro is...Ch. 24.3 - Prob. 3QCh. 24.4 - 1. Which of the following is not an example of a...Ch. 24.4 - Prob. 2RCCh. 24.5 - Prob. 1RCCh. 24.5 - Prob. 2RCCh. 24.5 - Prob. 1QCh. 24.5 - Prob. 2QCh. 24.5 - Prob. 3QCh. 24 - (a) Draw the Lewis structure for the amino acid...Ch. 24 - (a) Draw the Lewis structure for the amino acid...Ch. 24 - Prob. 3PSCh. 24 - Prob. 4PSCh. 24 - Draw Lewis structures for the two dipeptides that...Ch. 24 - Do the amino acid sequences: valine-asparagine and...Ch. 24 - Draw the Lewis structure for the tripeptide...Ch. 24 - Prob. 8PSCh. 24 - Prob. 9PSCh. 24 - Prob. 10PSCh. 24 - Prob. 11PSCh. 24 - Prob. 12PSCh. 24 - (a) Draw the structural formula for the sugar...Ch. 24 - (a) Draw the structural formula for the sugar -D-2...Ch. 24 - Prob. 15PSCh. 24 - Prob. 16PSCh. 24 - Given the following nucleotide sequence in DNA:...Ch. 24 - Given the following nucleotide sequence in DNA: 5'...Ch. 24 - Prob. 19PSCh. 24 - If a drop of oleic acid is added to a dish of...Ch. 24 - What structure do all steroids have in common?Ch. 24 - Prob. 22PSCh. 24 - Prob. 23PSCh. 24 - The chemical equation for the fermentation of...Ch. 24 - Prob. 25PSCh. 24 - Prob. 26PSCh. 24 - Prob. 27GQCh. 24 - Prob. 28GQCh. 24 - Prob. 29GQCh. 24 - Prob. 30GQCh. 24 - Prob. 31GQCh. 24 - There are 41 = 4 mononucleotides of DNA, there are...Ch. 24 - Prob. 33GQCh. 24 - The first step of the metabolic process known as...Ch. 24 - Prob. 35ILCh. 24 - Insulin is a protein important in the metabolism...Ch. 24 - Prob. 37SCQCh. 24 - Prob. 38SCQCh. 24 - Do the DNA sequences ATGC and CGTA represent the...Ch. 24 - Prob. 41SCQCh. 24 - Which of the following statements is/are true? (a)...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Similar questions
- xplain why aluminum cans make good storage containers for soft drinks. Styrofoam cups can be used to keep coffee hot and cola cold. How can this be?arrow_forwardChlorine dioxide, ClO2, is a reddish yellow gas used in bleaching paper pulp. The average speed of a ClO2 molecule at 25C is 306 m/s. What is the kinetic energy (in joules) of a ClO2 molecule moving at this speed?arrow_forwardn Fig. 10.1, what kind of energy does ball A possess initially when at rest at the top of the hill? What kind of energies are involved as ball A moves down the hill? What kind of energy does ball A possess when it reaches the bottom of the hill and stops moving after hitting ball B? Where did the energy gained by ball B, allowing it to move up the hill, come from?arrow_forward
- The heat of neutralization, Hneut, can be defined as the amount of heat released (or absorbed), q, per mole of acid (or base) neutralized. Hneut for nitric acid is -52 kJ/mol HNO3. At 27.3C, 50.00 mL of 0.743M HNO3 is neutralized by 1.00 M Sr(OH)2 in a coffee-cup calorimeter. (a) How many mL of Sr(OH)2 were used in the neutralization? (b) What is the final temperature of the resulting solution? (Use the assumptions in Question 11.)arrow_forwardGiven : (a) BCl3(g) + 3H2O(l) →H3BO3(s) + 3HCl(g) ΔH = -112.5 kJ (b) B2H6(g) + 6H2O(l) →2H3BO3(s) + 6H2(g) ΔH = -493.4 kJ (c) 1/2H2(g) + 1/2Cl2(g) →HCl(g) ΔH = -92.3 kJ Calculate the value of ΔH for the reaction: B2H6(g) + 6Cl2(g) →2BCl3(g) + 6HCl(g) ΔH = ? Select one: a.-1476KJ b.-1376KJ c. -1576KJ d.-1576KJarrow_forward(Q77) The standard Gibbs free energy (AG°rxn) for the formation of sulfur trioxide from sulfur dioxide and oxygen gas is -72.3 kJ/mol. The balanced chemical equation is SO2 (g) + ½ O2 (g) --> SO3 (g). What will be the Gibbs Free energy of the reaction (in kJ/mol) if it takes place at a low temperature of -15.7 °C and the concentrations of three gases are: SO2 = 0.182 M O2 = 0.115 M SO3 = 1.03 M %3Darrow_forward
- 1. 25 g of sodium (Na) is put into 200 mL of water. The reaction between the two produces sodium hydroxide (NaOH) and hydrogen gas, and increases the temperature by 14 °C. (a) Calculate the enthalpy change, AH, of the reaction. (C; = 4.18 JºC•3; d= 1 g/mL) (b) Is this reaction endothermic or exothermic? (c) Based on your calculation, determine what is considered as the surrounding in this experiment.arrow_forward(a) A 28-g (1-oz) serving of a popular breakfast cereal served with 120 mL of skim milk provides 8 g protein, 26 g carbohydrates,and 2 g fat. Using the average fuel values of these substances, estimate the fuel value (caloric content) of this serving.(b) A person of average weight uses about 100 Cal/mi when running or jogging. How many servings of this cereal providethe fuel value requirements to run 3 mi?arrow_forwardTo a test tube containing 5.0 ml of 1.00 M NaOH at 27°C in a calorimeter, 5.0 ml of 2.00 M HNO3 at the same temperature was added, the heat generated by the reaction was monitored. Which of the following is TRUE? a.Reaction is exothermic; solution will turn pink upon addition of phenolphthalein. b.Heat is absorbed by the system; no color change will be observed upon addition of phenolphthalein. c.Heat is released by the system; no color change will be observed upon addition of phenolphthalein. d.Reaction is endothermic; solution will turn pink upon addition of phenolphthalein.arrow_forward
- ered You want to determine the enthalpy change for the neutralization of HCI(aq). The equipment you are allowed to use are listed below: • safety goggles tion • lab coat • protective gloves • coffee cups (2) • styrofoam lid • thermometer • scale • stirring rod • beaker 16-ml of 0.345 mol/L HCI(a) added to 42.6-ml of NaOH (aq) for a total volume which is equivalent to water (m) in the q equation a. Based on the equipment provided above, design a lab to determine the enthalpy change of neutralization of HCI(aq). Ensure you use numbered steps. When you carry out the experiment, you observe a temperature change of 3.80°C. b. Calculate the quantity of heat transferred to the calorimeter based upon the data provided. c. Based upon the data provided, calculate the molar enthalpy for the neutralization of HCI(aq). d. If the mass of volume of the HCl(aq) was increased, would the value of Q be different. Explain your reasoning. e. Provide a thorough concluding statement that includes the…arrow_forwardThe lead-acid storage battery is the oldest rechargeable battery in existence. It was invented in 1859 by French physician Gaston Plante and still retains application todaY, more than 150 years later. There are two reactions that take place during discharge of the lead-acid storage battery. In one step, sulfuric acid decomposes to form sulfur trioxide and water: H, SO,() – SO;(9) + H,O() AH-+113. kJ In another step, lead, lead(IV) oxide, and sulfur trioxide react to form lead(II) sulfate: Pb(s) – PbO,(s) - 2 S0, (g) → 2 PbSO,(s) AH= -775. J Calculate the net change in enthalpy for the formation of one mole of lead(II) sulfate from lead, lead(IV) oxide, and sulfuric acid from these reactions. Round your answer to the nearest kJ.arrow_forward2 (a) In this investigation, you will use a polystyrene-cup calorimter to determine the amount of heat released during acid-base neutralization reactions. Find information in your textbook, an encyclopedia, or a web site about calorimetry. Sketch the apparatus for a polystrene-cup calorimeter. (b) For more precise heat of reaction measurnments, chemists use a device called bomb calorimeter. How is a bomb calorimeter similar to and different from a polystyrene-cup calorimeter?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
General Chemistry - Standalone book (MindTap Cour...ChemistryISBN:9781305580343Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; DarrellPublisher:Cengage Learning
World of Chemistry, 3rd editionChemistryISBN:9781133109655Author:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCostePublisher:Brooks / Cole / Cengage Learning
Chemistry: The Molecular ScienceChemistryISBN:9781285199047Author:John W. Moore, Conrad L. StanitskiPublisher:Cengage Learning
Chemistry: Principles and PracticeChemistryISBN:9780534420123Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward MercerPublisher:Cengage Learning
Introductory Chemistry: A FoundationChemistryISBN:9781337399425Author:Steven S. Zumdahl, Donald J. DeCostePublisher:Cengage Learning
Chemistry for Engineering StudentsChemistryISBN:9781285199023Author:Lawrence S. Brown, Tom HolmePublisher:Cengage Learning
General Chemistry - Standalone book (MindTap Cour...
Chemistry
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Cengage Learning
World of Chemistry, 3rd edition
Chemistry
ISBN:9781133109655
Author:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste
Publisher:Brooks / Cole / Cengage Learning
Chemistry: The Molecular Science
Chemistry
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:Cengage Learning
Chemistry: Principles and Practice
Chemistry
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Cengage Learning
Introductory Chemistry: A Foundation
Chemistry
ISBN:9781337399425
Author:Steven S. Zumdahl, Donald J. DeCoste
Publisher:Cengage Learning
Chemistry for Engineering Students
Chemistry
ISBN:9781285199023
Author:Lawrence S. Brown, Tom Holme
Publisher:Cengage Learning
Bonding (Ionic, Covalent & Metallic) - GCSE Chemistry; Author: Science Shorts;https://www.youtube.com/watch?v=p9MA6Od-zBA;License: Standard YouTube License, CC-BY
Stoichiometry - Chemistry for Massive Creatures: Crash Course Chemistry #6; Author: Crash Course;https://www.youtube.com/watch?v=UL1jmJaUkaQ;License: Standard YouTube License, CC-BY