8. Ethanol is a common biofuel additive for gasoline. Estimate AH (kJ mol) for the combustion reaction of ethanol. Pote...
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
4. Use the bond enthalpies below and calculate the enthalpy of ethane combustion in kJ / mol. (AH° (H-H) = 436 kJ mol', AH° (C-H) = 435 kJ mol', AH° (0=0) = 498, AH° (CEO) = 732, AH (H-O) = 463] CzH6 (g) + 7/202 (g) - 2002 + 3H20 (g)
16) (10 pts.) Using the table of average bond energies below, what is AH for the reaction? HaC-O-H (g) → CEO(g) + 2H2(g) 413 Bond: Enthalpy (kJ/mol):358 1072 436 463 799
Calculate AH® for the reaction using the given bond dissociation energies. CH, (g) +202(9) — CO2(g) + 2 H2O(g) Bond AH° (kJ/mol) 0-0 | 142 H-0 459 C-H 411 C=0 799 O=0 498 C-0 358 This reaction is kJ/mol AH° = O endothermic. O exothermic.
Use the bond energies below to estimate AH for the following reaction: CH4 (g) + Cl2 (g) - CH3CI (g) + HCl (g) Bond Energies (kJ/mole) single bonds. multiple bonds H C. Cl H. 432. C=O 799 C. 412. 346. C=C.602 O. 459. 358. 142 C=C 835 Cl 431. 328. 242. O=O 494
Calculate AH for the following reaction using the given bond dissociation energies. >co,g)+2H,0(g) AH° (kJ/mol) CHg)20,g) Bond 142 О-О Н-О 459 С-Н 411 799 O O 498 С-О 358 Number ΔΗ. kJ/ mol This reaction is endothermic exothermic
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)
The enthalpy change for the following reaction is 95.4 kJ. Using bond energies, estimate the N-H bond energy in N2H4(g). N2(g) + 2H2(g) N2H4(g) kJ/mol The enthalpy change for the following reaction is -92.2 kJ. Using bond energies, estimate the H-H bond energy in H2(g). 2NH3(g) N2(g) + 3H2(g) kJ/mol D Single Bonds Multiple Bonds C N O F Si P S a Br 1 H 436 413 391 463 565 318 322 347 C 413 346 305 358 485...
Estimate AH for the reaction. 201-N-—N=N + 3C1-C1 190 AED O a ? AH = - 1067 Submit Previous Answers Request Answer 146 190 Average Bond Enthalpies (kJ/mol) Single Bonds C-H 413 N- 391 0-H 463 C-C 348 N-N 163 0-0 C-N 293 N-0 2010-F C-0 358 N-F 272 0- 203 C-F 485 N-C 200 0-1 234 C-C 328 N-Br 243 C-Br 276 H-H 436 C-I 240 H-C 431 C-S 259 C1-C1 242 Multiple Bonds C=C 614 N=N 418 0=0...
Balance the equation for the complete combustion of ethane: C2H6 (g) + O2 (g) ⟶⟶CO2 (g) + H2O (g). Calculate ΔΔHofor the reaction per mole of ethane using the given bond dissociation energies. →CO2(g) + H2O (g). Calculate AH° for Balance the equation for the complete combustion of ethane: C2H6 (g) + O2(g) the reaction per mole of ethane using the given bond dissociation energies. Bond AH” (kJ/mol) C-C 347 H-O 467 C-H 413 O=0 498 C=0 799 CO 358