![[25] Question 3 3 (a) The bond dissociation enthalpies for C, and F2 are 614 kJ/mol and 154 kJ/mol respectively Using an argu](http://img.homeworklib.com/questions/4d5491f0-0b9c-11ea-881c-dd4156289097.png?x-oss-process=image/resize,w_560)
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[25] Question 3 3 (a) The bond dissociation enthalpies for C, and F2 are 614 kJ/mol and 154 kJ/mol respectively Usin...
1) the bond dissociation enthalpies for H2 and Hcl are 435kj/mol and 432 kj/mol respectively if...
1) the bond dissociation enthalpies for H2 and Hcl are 435kj/mol and 432 kj/mol respectively if the Hr^o for the formation of HCl (g) from H2 and Cl2 is -184.6 kj/mol what is the bond dissociation enthalpies for C2? 2) A 20.9g of mercury (Ii) oxide (HgO , MW= 216.6g/mol) is heated to form the decomposition product Hg and O2 gas. what volume of O2 is produced? answer all please with work. thank u
Use bond enthalpies (in kJ/mol): C-C 348 C=C 614 C≡C 839 H-H 436 C-H 413 O-H...
Use bond enthalpies (in kJ/mol): C-C 348 C=C 614 C≡C 839 H-H 436 C-H 413 O-H 463 C-O 358 C=O 799 to estimate ΔH for the reaction H2C=CH–CH2–OH (g) = > HC≡C–CH=O(g) + 2 H2(g)
Question 3 1 pts Given the bond dissociation energies (in kJ/mol) for the following diatomic molecules Cl2 (243), F2 (1...
Question 3 1 pts Given the bond dissociation energies (in kJ/mol) for the following diatomic molecules Cl2 (243), F2 (158), H2 (436), O2 (498), N2 (945) choose the one(s) that could be broken by using blue light (=465 nm). F2 and Cl2 o F2 F2, C12, H2, O2 and N2 F2, Cl2 and H2 F2, Cl2, H2 and 02
Using the bond enthalpies in the Average Bond Enthalpies table, determine the approximate enthalpy (in kJ)...
Using the bond enthalpies in
the Average Bond Enthalpies table, determine the approximate
enthalpy (in kJ) for each of the following reactions. (Assume the
average bond enthalpy of the Cl–F bond is 254 kJ/mol.) (a) Cl2(g) +
3 F2(g) → 2 ClF3(g) (b) H2C=CH2(g) + H2(g) → H3CCH3(g) (c) 2
CH3(C=O)H(g) + 5 O2(g) → 4 CO2(g) + 4 H2O(g)
ITITIT Average Bond Enthalpies AH bond (kJ/mol) bond AHond (kJ/mol) bond AH bond (kJ/mol) bond bond AH bond (kJ/mol) С-Н...
3. You are given the following standard enthalpies of formation at 25°C. HF (aq) -320.1 kJ/mol...
3. You are given the following standard enthalpies of formation at 25°C. HF (aq) -320.1 kJ/mol OH(aq) -230.0 kJ/mol F (aq) -332.6 kJ/mol H:0 (1) -285.8 kJ/mol a. Calculate the standard enthalpy of neutralization of HF (aq) HF (aq) + OH(aq) F (aq) + H20 (1) b. Using the value of -56.2 kJ/mol as the standard enthalpy change for the reaction H' (aq) + OH(aq) - H20 (1) calculate the standard enthalpy change for the reaction HF (aq) - H(aq)...
C-H bond BDE (kJ/mol) CH3-H 439 C2H:-H 422 (CH3)2 CH-H 414 (CH3)3 C-H 405 Table of...
C-H bond BDE (kJ/mol) CH3-H 439 C2H:-H 422 (CH3)2 CH-H 414 (CH3)3 C-H 405 Table of Bond Dissociation Enthalpies C-X bond BDE (kJ/mol) X2 and HX bonds BDE (kJ/mol) CH3-C1 351 CI 247 CH-C1 355 НСІ 431 (CH3)2CH-C 355 (CH3)3C-CI 355 CH3 CH3 CH3CHCHCH3 CH3CHCH2CH3 + a Cl2 CI HCI Using the table of bond dissociation energies in the first part of this question: Calculate AH for this reaction. kJ/mol Overall, this reaction is CH3 CH3CHCHCH3 CH3 CH3CHCH2CH3 + b...
Question Three (6 marks) The average bond energies (in kJ mol) are given in the table...
Question Three (6 marks) The average bond energies (in kJ mol) are given in the table below. ?-? 351 | ?-? 610 0-0 152 | ?-? 496 | C-0365 | ?-? 740 | 0-11460 | ??? 840 | H-H 436 | CHI 413 1. Explain why bond energy values are always positive. Place the three bonds, C-H, H-Hand O-H, in the order of increasing bond length (shortest first) 2. 3. Calculate the enthalpy change of the reaction below using the...
Estimate the ΔH° for the following reaction in kJ at 25°C using the table of bond...
Estimate the ΔH° for the following reaction in kJ at
25°C using the table of bond energies provided
below:
CH. Estimate the AH° for the following reaction in kJ at 25°C using the table of bond CH energies provided below: CH,-¢-CH, -hy, CH3-C=CH2 Он Just enter a number (no units). This is an elimination reaction converting an alcohol to an alkene. Ignore the water above the reaction arrow. The water is what is being eliminated. Table 9.2 Average Bond Energies...
_ and _ bond(s) in the H2C-CH2 molecule. 25) There are A) 3 and 2 B)...
_ and _ bond(s) in the H2C-CH2 molecule. 25) There are A) 3 and 2 B) 3 and 4 C) 4 and 3 D) 2 and 3 E) 5 and 1 is tetrahedral 26) The electron-domain geometry of A) CBr4 B) PH3 C) CCl2Br2 D) XeF4 E) all of the above except XeF4 27) GeF3H is formed from GeH4 and GeF4 in the combination reaction: GeH4 + 3GeF4 + 4GeF3H If the reaction yield is 92.6%, how many moles of...
CHEM-C 105 Principles of Chemistry I Summer Semester Practice Midterm Exam. 7? questions Note that questions are...
CHEM-C 105 Principles of Chemistry I Summer Semester Practice Midterm Exam. 7? questions Note that questions are graded by answer only and work doesn't count HOW do You Aind 1. In which of the following are the masses given in the correct order? A. eg < mg <g< kg the Correct order 2 B. eg < g < kg < mg C. kg <g<eg < mg D. mg< eg<g< kg 2. For each of the diagrams above, determine how accurate...
Question 3 1 pts Given the bond dissociation energies (in kJ/mol) for the following diatomic molecules Cl2 (243), F2 (158), H2 (436), O2 (498), N2 (945) choose the one(s) that could be broken by using blue light (=465 nm). F2 and Cl2 o F2 F2, C12, H2, O2 and N2 F2, Cl2 and H2 F2, Cl2, H2 and 02
Using the bond enthalpies in
the Average Bond Enthalpies table, determine the approximate
enthalpy (in kJ) for each of the following reactions. (Assume the
average bond enthalpy of the Cl–F bond is 254 kJ/mol.) (a) Cl2(g) +
3 F2(g) → 2 ClF3(g) (b) H2C=CH2(g) + H2(g) → H3CCH3(g) (c) 2
CH3(C=O)H(g) + 5 O2(g) → 4 CO2(g) + 4 H2O(g)
ITITIT Average Bond Enthalpies AH bond (kJ/mol) bond AHond (kJ/mol) bond AH bond (kJ/mol) bond bond AH bond (kJ/mol) С-Н...
3. You are given the following standard enthalpies of formation at 25°C. HF (aq) -320.1 kJ/mol OH(aq) -230.0 kJ/mol F (aq) -332.6 kJ/mol H:0 (1) -285.8 kJ/mol a. Calculate the standard enthalpy of neutralization of HF (aq) HF (aq) + OH(aq) F (aq) + H20 (1) b. Using the value of -56.2 kJ/mol as the standard enthalpy change for the reaction H' (aq) + OH(aq) - H20 (1) calculate the standard enthalpy change for the reaction HF (aq) - H(aq)...
C-H bond BDE (kJ/mol) CH3-H 439 C2H:-H 422 (CH3)2 CH-H 414 (CH3)3 C-H 405 Table of Bond Dissociation Enthalpies C-X bond BDE (kJ/mol) X2 and HX bonds BDE (kJ/mol) CH3-C1 351 CI 247 CH-C1 355 НСІ 431 (CH3)2CH-C 355 (CH3)3C-CI 355 CH3 CH3 CH3CHCHCH3 CH3CHCH2CH3 + a Cl2 CI HCI Using the table of bond dissociation energies in the first part of this question: Calculate AH for this reaction. kJ/mol Overall, this reaction is CH3 CH3CHCHCH3 CH3 CH3CHCH2CH3 + b...
Question Three (6 marks) The average bond energies (in kJ mol) are given in the table below. ?-? 351 | ?-? 610 0-0 152 | ?-? 496 | C-0365 | ?-? 740 | 0-11460 | ??? 840 | H-H 436 | CHI 413 1. Explain why bond energy values are always positive. Place the three bonds, C-H, H-Hand O-H, in the order of increasing bond length (shortest first) 2. 3. Calculate the enthalpy change of the reaction below using the...
Estimate the ΔH° for the following reaction in kJ at
25°C using the table of bond energies provided
below:
CH. Estimate the AH° for the following reaction in kJ at 25°C using the table of bond CH energies provided below: CH,-¢-CH, -hy, CH3-C=CH2 Он Just enter a number (no units). This is an elimination reaction converting an alcohol to an alkene. Ignore the water above the reaction arrow. The water is what is being eliminated. Table 9.2 Average Bond Energies...
_ and _ bond(s) in the H2C-CH2 molecule. 25) There are A) 3 and 2 B) 3 and 4 C) 4 and 3 D) 2 and 3 E) 5 and 1 is tetrahedral 26) The electron-domain geometry of A) CBr4 B) PH3 C) CCl2Br2 D) XeF4 E) all of the above except XeF4 27) GeF3H is formed from GeH4 and GeF4 in the combination reaction: GeH4 + 3GeF4 + 4GeF3H If the reaction yield is 92.6%, how many moles of...
CHEM-C 105 Principles of Chemistry I Summer Semester Practice Midterm Exam. 7? questions Note that questions are graded by answer only and work doesn't count HOW do You Aind 1. In which of the following are the masses given in the correct order? A. eg < mg <g< kg the Correct order 2 B. eg < g < kg < mg C. kg <g<eg < mg D. mg< eg<g< kg 2. For each of the diagrams above, determine how accurate...
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