Using the bond energies from the table below estimate ∆H for the following reaction C2H2(g) +...

Question

Question

Using the bond energies from the table below estimate ∆H for the following reaction

C₂H₂(g) + H₂(g) → C₂H₄(g)

C-H (413), H-H (436), C-C (348), C=C (614), C≡C (839)

A) +165 kJ/mol

B) -390. kJ/mol

C) +390. kJ/mol

D) –124 kJ/mol

E) –165 kJ/mol

Answer 1

Answer #1

& H H-CEC-H H > H G =(- lt H - Et bonds formed) Alt = {H. (bonds broken) Bonds broken 2(c-H) = 2x413 = 826 le=c) = 1x839 = 83

Answer 2

Similar Homework Help Questions

Part A. Find the average enthalpy of the PF bond in PF5(g) from the following standard...

Part A. Find the average enthalpy of the PF bond in PF5(g) from the following standard molar enthalpies of formation (in kJ/mol): PF5(g) (–1595), P(g) (315), F(g) (79). Part B. Using the bond energies from the table below estimate AH for the following reaction C2H2(g) + H2(g) → C2H4(g) Bond Bond energy [kJ/mol] [C-H 413 H-H 436 |C-C 348 C=C 614 csc 839
Given the following bond energies and the heat of reaction for the process below, estimate the...

Given the following bond energies and the heat of reaction for the process below, estimate the C-H bond energ!y. Bond BDE (kJ/mol) 348 614 436 A. 420 kJ B. 283 kJ C. 525 KJ D. 350 kJ E. 645 kJ
Using the table of bond energies below, the delta H for the reaction is? H2C =...

Using the table of bond energies below, the delta H for the reaction is? H2C = CH2 + H-Br -> H3C - CH2Br This is ethylene plus hydrogen going to ethyl bromide. Bond C-C C = C C - H H - Br C - Br D (kj/mol) 348 614 413 366 276 SHOW WORK

Using the table of average bond enthalpies, what is the ∆H for the following gas phase...

Using the table of average bond enthalpies, what is the ∆H for the following gas phase reaction (in kJ/mol)? Bond Ave. Bond Enthalpy (kJ/mol) C – C 348 C = C 614 C ≡ C 839 C – H 413 C – Br 276 H – Br 366 H – H 436 a - 304 b + 304 c - 2134 d - 57 e + 3292
13. (12 pts) Using the following bond dissociation energies, estimate the enthalpy of the reaction for...

13. (12 pts) Using the following bond dissociation energies, estimate the enthalpy of the reaction for the reaction between acetylene and hydroiodic acid to generate 1,2-diiodoethane. нн H-CEC-H 2 H- Bond Bond Enthalpy (kJ/mol) Bond Bond Enthalpy (kJ/mol) 839 C-H 413 С-С сс 348 C-I 240 Н-1 299 7
Using the table of average bond energies below, the AH for the reaction is kJ. нн...

Using the table of average bond energies below, the AH for the reaction is kJ. нн H-CEC-H(g) 2HI (g) I-CC-I(g) нн Bond: CECC-C H-1 C-IC-H D (kJ/mol): 839 348 299 240 413 -63 -160 +160 +63 -217 B. Are the following statements true or false? Consider the hypothetical molecule B A Drag the appropriate statements to their respective bins. Help Reset If resonance was important, the molecule would have identical A bond lengths. This molecule cannot exist true false

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)
Using the table of average bond energies below, the AH for the reaction is k], C=0(g)...

Using the table of average bond energies below, the AH for the reaction is k], C=0(g) + 2H2(g) → H3C-0-Hg) Bond: C-0 C=0 C=0 D(kJ/mol): 358 799 1072 C-H 413 H-H 436 O-H 463 -116 -276 +116 +276
Using average bond enthalpies (linked above), estimate the enthalpy change for the following reaction: 2CO(g) +...

Using average bond enthalpies (linked above), estimate the enthalpy change for the following reaction: 2CO(g) + 2NO(g)2CO2(g) + N2(g) kJ Bond Bond Energy (kJ/mol) C=C 602 H-H 436 C-H 413 C-C 346 Using average bond enthalpies (linked above), estimate the enthalpy change for the following reaction: I2(g) + Cl2(g)2ICl(g) kJ Using the values of bond energy from the table above, estimate the enthalpy change for the following reaction: C2H4(g) + H2(g) C2H6(g) kJ

Name: Quiz 9 CHE 1030 1. Using the following bond energies Bond Energy (kJ/mol) 839 413...

Name: Quiz 9 CHE 1030 1. Using the following bond energies Bond Energy (kJ/mol) 839 413 495 799 467 Bond C-H O-0 C-O O-H estimate the heat of combustion for 1 mol of acetylene: C2H2(g)+ O2(g) → 2CO2(g)+H2O(g) 2. Using the following data reactions: H2(g) + Cl2(g) → 2HCl(g) H2(g) → 2H(g) Cl2(g) 2CIg) AP (kJ) -184 432 239 calculate the energy of an H-Cl bond.