Based on the following data, what is the X-X bond energy? H2la) + X-le)+2HX(e): AH--150 kJ Bond Enerey (KJ/mol) HH 436 Bond H-X 431 Recall that, in general, AH-(sum of bond enthalpies for bonds broken) – (sum of bond enthalpies for bonds formed) O - 276 kJ/mol O +138 ki/mol +276 kJ/mol -138 k/mol +300 k/mol Previous

How much energy (in kJ) is required to separate (break) one mole of H-H bonds? Bond Length (pm) Energy (kJ/mol) H-H 74 436 H-C 106.8 413 H-N 101.5 391 H-O 97.5 467 O A) +436 kJ B) -436 kJ O C) +74 kJ D) -74 kJ E) 106.8 kJ

Use bond energy values to estimate Delta H for each of the following reactions. Bond Bond Energy (kJ/mol) C---N 891 C-N 305 H-H 432 C-H 413 N-H 391

Estimating enthalpy change?? Thank you so much!

[Review Topics] [References] This question has multiple parts. Work all the parts to get the most points. a Estimate the value of AH° for the following reaction from bond enthalpies using the data below. H2 (9) + F2 (9) 2HF(g) Bond Enthalpies (in kJ/mol) Single Bonds F H 436 567 159 ΔΗ' kJ Submit Retry Entire Group 9 more group attempts remaining Submit Answer W 人国 DEC 3 étv MacBook Air DII DD 000

name the major product of the following reaction: H*, H,O

2. Use the table below to estimate AH for the reaction NO + O3 → NO2 + O2. Does this reaction consume or produce heat? Single Bond Energies (kJ/mol of bonds) н сN oS F C Br I Н 436 C 413 346 N 391 305 163 O 463 358 201 146 S 347 272 226 - F 565 485 283 190 284 155 Cl 432 339 192 218 255 253 242 Br 366 285 201 217 249 216 193 - I 299 213 201 278 208 175 151 - - Multiple Bond Energies (kJ/mol of bonds) C=C 602 C=N 615 C=O 799 C=C 835 CEN 887 C=O 1072 N=N 418 N=O 607 N=N 945 O=O 498

Name the following compuound, including its Cahn-Ingold-Prelog designation: CH3 CH=CH2 H,CCH,CH,CH,

What changes in relative energy you would expect as the SN2 conversion from CH3-Br to CH3-Cl takes place. (The CH3-Br bond energy is 293 kJ/mol and the CH3-CI bond energy is 356 kJ/mol.) i ! kJ/mol

Find the enthalpy of reaction for CH4 + 2C12--> CH2CI2 + 2HCI from bond enthalpies.