Given the bond enthalpies in the table, estimate AH for the reaction shown:HH-HH-C=ċ-HH-C-C-HH.H HBondBond EnthalpyC = C620 kJ/molC-H414 kJ/molCEC812 kJ/molH-H436 kJ/molC-C347 kJ/mol

Answered: Image /qna-images/answer/18719384-eab3-4afa-92cc-8a1b6aba5b6f.jpg

Answered: Given the bond enthalpies in the table,…

Given the bond enthalpies in the table, estimate AH for the reaction shown: H H-H H-C=ċ-H H-C-C-H H H Bond Bond Enthalpy C=C 620 kJ/mol C-H 414 kJ/mol CEC 812 kJ/mol H-H 436 kJ/mol C-C 347 kJ/mol

Chemistry

9th Edition

ISBN:9781133611097

Author:Steven S. Zumdahl

Publisher:Steven S. Zumdahl

Chapter6: Thermochemistry

Section: Chapter Questions

Problem 77E: Give the definition of the standard enthalpy of formation for a substance. Write separate reactions...

See similar textbooks

Related questions

Q: He 50 y

Q: Fresh solvent - eluent Mobile phase Sample components A Celumn packing Stationary phase suspended in…

A: B is less polar and A is more polar Because the stationary phase is polar, polar molecules will…

Q: 3Zn(s) + 2Cr* (aq) → 3Zn(aq) + Cr(s) E' = +0.0218 V 24 A. 1.2 x 103 В. 2.2 С. 162 D. 0.37 E. 261

A: Given-> 3Zn(s) + 2 Cr3+(aq) ----> 3Zn2+(aq) + Cr(s) E°cell = +0.0218 V

Q: la vrnium ion is an intermediate in this reaction, and the last step involves the dehydration of an…

Q: -OH Br

Q: 36) What is the mole fraction of CO in a container with a H2 mole fraction of 0.22 and an O2 mole…

A: Given, Mole fraction of CO (XCO) = ? Mole fraction of H2 (XH2) = 0.22 Mole fraction of O2 (XO2) =…

Q: A Moving to another question will save this response. Question 5 11) For the reaction at 25°C:…

Q: Which of the following is responsible for the chelate effect exhibited by multidentate ligands? a.…

A: This question is related to coordination Chemistry. Coordination complexes are the molecules in…

Q: 18. For a voltaic cell using Ag/Ag* (1.0 M) and Zn/Zn* (1.0M) half cells, which of the following…

A: This question is from Electrochemistry topic.

Q: 5. An electrolytic cell has three main components, an electrolyte and two electrodes (an anode and a…

A: A) Statement D is right, since the word is may. A gas may be produced, which is H2, if the H+ in…

Q: precipitation titration, what would happen if a mixture of 2 anions is titrated with Ag+? Assuming…

A: In a precipitation titration , if a mixture of two anions is titrated with Ag+ . What happened…

Q: Which of the following is the major product of the reaction shown? 1. LİAIH, 2. Н,О, H* ||…

Q: Draw a graph showing how the plate height changes with the linear velocity of the mobile phase in…

A: This is the application of Liquid chromatography which is a technique used to separate a sample into…

Q: Molar Solutions (Unit = M = Moles/Liter) Percent Solutions Significant Figures

A: ✓For molar concentrationmolar concentration, we typically take the quotient… molarity=moles of…

Q: e relationship between the change in Gibbs free energy and the emf of

Q: Determine if the synthesis of sulfuric acid is a spontaneous reaction at 25°C. Chemical Equation: S+…

A: Spontaneous reaction can be defined as the reaction that occur by itself without any external source…

Q: Study the two-step reactions below. Reaction 1: Step 1 (slow): H,(g) + ICI(g) Step 2 (fast): HI(g) +…

A: For reaction 1, We have following two reactions, H2(g) + ICl(g) → HI(g) + HCl(g)(slow) HI(g) +…

Q: mC PBA,

Q: Procedure: A. Electron-donating and Electron-withdrawing effects in conjugated structures 1. Go to…

A: Activating groups Deactivating groups Increase electron density in the benzene ring. Also called…

Q: 4. Which of the following statements accurately describes the difference between galvanic and…

A: This question belongs to electrochemical cell.

Q: Determine the equilibrium constant (Keq) at 25°C

Q: Hydrogenation of Alkene with wilkinson's catalyst (Rh-H bond) the Rh-H bond go towards the…

Q: ror the following roordination (omplex: Ma(c,o.)(H,O), C \;} Tuatsong Give the name De termine the…

Q: Add 2 mL 0.04M HCl into another 10mL of the pH 4.5 buffer solution. Calculate the final pH.

A: Known pH of buffer Solution = 4.5 Therefore [H+] = antilog (-pH) = antilog (-4.5)…

Q: A sample of xenon gas occupies a volume of 9.28 L at 68.0°C and 339 torr. If the volume of the gas…

Q: How could a substance such as alcohol be a solvent under one condition and a solute under another?…

Q: A 50.00-mL aliquot of solution containing 0.310 of MgSO4 (FM 120.37) in 0.500 L required 37.77 mL of…

A: Given, 50.00-mL aliquot of solution containing 0.310 g of MgSO4 (FM 120.37) in 0.500 L required…

Q: ny carbon signals c

Q: Compare the two quantities based on the given condition: a of H3Y of 0.10 M EDTA solution I. at pH…

A: EDTA has 4 removable protons with the below Ka values H4Y ⇌ H3Y-(aq) + H+(aq) ; K1 = 1.02*10-2…

Q: within

A: According to the question, we need to determine whether the statement "After transferring oil to a…

Q: Which of the tollowing strategies is NOT expected to effect the reduction of 4-tert-butanol to…

A: ->Carbonyl compound reduce to alcohol when reacts with reducing agent LiAlH4,THF.

Q: The reaction between potassium chlorate and red phosphorus takes place when you strike a match on a…

A: Given Mass of KClO3= 52.9 g We know that, Number of moles of KClO3= mass/ molar mass Number of…

Q: 28. For the following reaction, all of the reactants and products are in their standard…

Q: 9. Which represents reduction process occuming in standard hydrogen electrode? • E° = 0v 9 Ptim…

Q: Which of the statements below are true for the titration of Fe2* with standard Cet? I. The indicator…

A: As per the guideline, since you have asked multiple questions, we have solved the first question for…

Q: overall reaction in an electrochemical cell i

Q: 22. Consider an electrochemical cell based on the reaction: 2H+ (aq) + Sn (s) → Sn2+ (aq) + H2 (g)…

A: An Electrochemical cell based on the reaction 2H+(aq.) +Sn(s) --->Sn+2(aq) +H2 These are the…

Q: Itaic cells Electrolytic Cells

Q: What is the expected product A for the following Claisen condensation reaction? 1. NaOEt H3C. A OEt…

A: Claisen condensation reaction- It is an carbon carbon bond forming reaction. It occurs between two…

Q: The titration reaction: 2Ce4+ + 3I- ⇌ 2Ce3+ + I3- is an example of: Precipitation titration…

A: The titration reaction: 2Ce4+ + 3I- ⇌ 2Ce3+ + I3- is an example of - Iodometry. In the above…

Q: Draw the diastereoisomers and optical isomers of [Co(NH₃)₂(H₂O)₂Cl₂]⁺. Label which are…

A: In the compound given as, [Co(NH₃)₂(H₂O)₂Cl₂]⁺ The coordination number of central metal ion is 6.…

Q: Based on the diagram, what metal cation(s) can be titrated with EDTA at pH 7? a) Mn2+ b) Sr2+ c)…

A: According to the given graph, metal ions with high log(KMY) value can be titrated at low pH, and…

Q: Identify the functional group and name the following 15. 13. NH2 14.

A: In this question, we will see the functional group in each of the given compound and then given the…

Q: question The number of electrons in a neutral atom spread the element its unique identity. True…

A: In a neutral atom of an element, the number of electrons are equal to the number of protons. It is…

Q: For the reaction run at room temperature, compound I is formed. However, over prolonged reaction…

A: Here we have to determine the correct statement among the following from the given Diel's alder…

Q: problem : Chemicals in our environment which in the 17 GOALS - Sustainable Development Goals does…

Q: 6. What is the coefficient of the species that will be in the greatest amount if there are 12.5…

A: Given, 12.5 mol of sodium oxalate reacted with 12.5 moles of potassium permanganate.

Q: 22. Consider an electrochemical cell based on the reaction: 2H+ (aq) + Sn (s) → Sn2+ (aq) + H2 (g)…

A: Given: 2H+ (aq) + Sn (s) → Sn2+ (aq) + H2 (g) Which of the following actions…

Q: If the partial pressure of N2 is 3.25 x 105 and the partial pressure of Ne is 3.00 x 105 Pa in a…

Q: 2-diazoclyclohexanone undergoes an interesting example of the Wolff rearrangement in methanolic…

Question

Given the bond enthalpies in the table, estimate AH for the reaction shown:
H
H-H
H-C=ċ-H
H-C-C-H
H.
H H
Bond
Bond Enthalpy
C = C
620 kJ/mol
C-H
414 kJ/mol
CEC
812 kJ/mol
H-H
436 kJ/mol
C-C
347 kJ/mol

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

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

Write reactions for which the enthalpy change will be a. Hf for solid aluminum oxide. b. the standard enthalpy of combustion of liquid ethanol, C2H5OH(l). c. the standard enthalpy of neutralization of sodium hydroxide solution by hydrochloric acid. d. Hf for gaseous vinyl chloride, C2H3Cl(g). e. the enthalpy of combustion of liquid benzene, C6H6(l). f. the enthalpy of solution of solid ammonium bromide.
Assume 200. mL of 0.400 M HCl is mixed with 200. mL of 0.400 M NaOH in a coffee-cup calorimeter The temperature of the solutions before mixing was 25.10 C; after mixing and allowing the reaction to occur, the temperature is 27.78 C. What is the enthalpy change when one mole of acid is neutralized? (Assume that the densities of all solutions are 1.00 g/mL and their specific heat capacities are 4.20 J/g K.)
The thermochemical equation for the burning of methane, the main component of natural gas, is CH4(g)+2O2(g)CO2(g)+2H2O(l)H=890kJ (a) Is this reaction endothermic or exothermic? (b) What quantities of reactants and products are assumed if H = 890 kJ? (c) What is the enthalpy change when 1.00 g methane burns in an excess of oxygen?
Calculate H for the reaction N2H4(l)+O2(g)N2(g)+2H2O(l) given the following data: Equation H(KJ) 2NH3(g)+3N2O(g)4N2(g)+3H2O(l) 1010 N2O(g)+3H2(g)N2H4(l)+H2O(l) 317 2NH3(g)+12O2(g)N2H4(l)+H2O(l) 143 H2(g)+12O2(g)H2O(l) 286
Camping stoves are fueled by propane (C3H8), butane [C4H10(g), fH = 127.1 kJ/mol]. gasoline. or ethanol (C2H5OH). Calculate the enthalpy of combustion per gram of each of these fuels. [Assume that gasoline is represented by isooctane, C8H18(), with fH = 259.3 kJ/mol.) Do you notice any great differences among these fuels? How are these differences related to their composition?
Chloroform, CHCl3, is formed from methane and chlorine in the following reaction. CH4(g) + 3 Cl2(g) 3 HCl(g) + CHCl3(g) Calculate rH, the enthalpy change for this reaction, using the enthalpies of formation of CO2(g), H2O(), CHCI3(g) (fH = 103.1 kJ/mol), and the enthalpy changes for the following reactions: CH4(g) + 2 O2(g) 2 H2O() + CO2(g) rH = 890.4 kJ/mol-rxn 2 HCl(g) H2(g) + Cl2(g) rH = +184.6 kJ/mol-rans
The enthalpy changes for the following reactions can be measured: CH4(g) + 2 O2(g) CO2(g) + 2 H2O(g) rH = 802.4 kJ/mol-rxn CH3OH(g) + 32 O2(g) CO2(g) + 2 H2O(g) rH = 676 kJ/mol-rxn (a) Use these values and Hesss law to determine the enthalpy change for the reaction CH4(g) + O2(g) CH3OH(g) (b) Draw an energy level diagram that shows the relationship between the energy quantities involved in this problem.
Calculate the enthalpy change when 1.0(1 g of methane is burned in excess oxygen according to the reaction CH,(g) 4- 2O2(g) ->CO2(g) + H-CH/) 1H = -891 kJ/mol
Combustion reactions involve reacting a substance with oxygen. When compounds containing carbon and hydrogen are combusted, carbon dioxide and water are the products. Using the enthalpies of combustion for C4H4 ( 2341 kJ/mol), C4H8 (2755 kJ/mol), and H2 (286 kJ/mol), calculate H for the reaction C4H4(g)+2H2(g)C4H8(g)
Give the definition of the standard enthalpy of formation for a substance. Write separate reactions for the formation of NaCl, H2O , C6H12O6, and PbSO4 that have H values equal to Hf for each compound.
A student performing a calorimetry experiment combined 100.0 ml. of 0.50 M HCI and 100.0 ml. of 0.50 M NaOH in a StyrofoamTM cup calorimeter. Both solutions were initially at 20.0 C, but when the two were mixed, the temperature rose to 23.2 C (a) Suppose the experiment is repeated in the same calorimeter but this time using 200 mL of 0.50 M HCl and 200.0 ml of 0.50 M NaOH. WIII the AT observed be greater than, less than, or equal to that in the first experiment, and why? (b) Suppose that the experiment is repeated once again in the same calorimeter, this time using 100 mL of 1.00 M HCI and 100.0 ml. of 1.00 M NaOH. Will the T observed be greater than, less than, or equal to that in the first experiment, and why?
The enthalpy changes of the following reactions can be measured: C2H4(g) + 3 O2(g) 2 CO2(g) + 2 H2O() rH = 1411.1 kJ/mol-rxn Q2H5OH() + 3 O2(g) 2 CO2(g) + 3 H2O() rH = 1367.5 kJ/mol-rxn (a) Use these values and Hesss law to determine the enthalpy change for the reaction C2H4(g) + H2O() C2H5OH() (b) Draw an energy level diagram that shows the relationship between the energy quantities involved in this problem.