Question

Please answer questions A,B, and C

Problem 5.88 Review 1 Constants Periodic Table Consider the reaction: Ha(&) +I2(s)-2HI(g) Ub st Ex Average Bond Enthalpies (kJlmol) C H 413 N H 391 0-H 463 P-P 155 C-C 348 N-N 163 O-0 146 C-C 20110-0 C-N 293 N-F 272 O-F 190 CI-CI 242 C-0 358 N-CI 200 O-Cl 203 Br-F 237 C-O 799 N-Br 2 Br- CI 218 614 IN-O 495 | Cl-F 253 4310-I 234 Br-Br 193 C-F 485 H-H 436 C-CI 3281H F 567 C- Br 276 H-C1 431 C-1 240 H-Br 366 I-Cl 208 1 Br 175 1-I 151 HI 299 Part B Hi, Dorothee v Sign Out stry l 6of 20 Part A enthalples in the table to estimate A Ff for this reaction, ignoring the fact that iodine is in the state Express your answer in kilojoules to two significant figures kJ 0 You have aready subied No credt ost Try aga anwe Enter a now an 03 111 Verizon令 1:04 PM イ48% ■D Today 1:04 PM All Photos OLIVE Submit Part C Use the enthalpies of formation in Appendix C to determine the true reaction enthalpy Express your answer in kilojoules to two significant figures k3 Submit Provide Feedback 111 Verizon令 1:03 PM イ50% ■D Today 1:03 PM All Photos O LIVE 6 of 20 Part B Without doing a calculation, predict whether your estimate in Part A is more negative or less negative th true reaction enthalpy The actual enthalpy change for the reactants as writen will be more exothermic (more negative smaller) than the value we estimated in Part A o The actual enthalpy change for the reactants as written will be more endothermic (more negative, smaller) than the value we estimated in PartA The actual enthalpy change for the reactants as witten wil be more exothermic (more positive larger) than the value we estimated in Part A The actual enthalpy change for the reactants as written will be more endothermic (more larger) than the value we estimated in Part A Submil 凹 Edit

Answer 1

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