We need at least 10 more requests to produce the answer.
0 / 10 have requested this problem solution
The more requests, the faster the answer.
6) Determine the bond energy of the H-Cl bond given the following: (0.5 pts) The bond...
1. a. Use the bond energy data provided to calculate AH.. for the following reaction. H-H + Cl-Cl → 2 H-CI Bond Bond Energy H-H 436 kJ/mol Cl-CI 243 kJ/mol H-CI 431 kJ/mol b. Based on your answer to part a, is the reaction an exothermic reaction or an endothermic reaction? Provide a brief explanation to support you choice of answer. An endothermic reaction occurs in a cylinder with initial volume of 1 L. 5 kJ of heat is transferred...
show work
9) Given the bond enthalpies Cl-Cl (243), C-CI (339), H-CI (431),C-H (414)all in kJ/mol, estimate AE for the following reaction: CH4(g)+ Cl2(g)-CH3Cl(g)+ HCl(g) A)-1427 k) B) -113 kJ C) -30 kJ D)-356 kJ E) 301 kJ
6. Using the bond energy information provided below, calculate the AHreaction for the following chemical change. CH4 + 2Cl2 - CH2Cl2 + 2HCI Given: Bond energy, C-H - 413 kJ/mol; Cl2 = 243 kJ/mol; C-CI = 339 kJ/mol; H- CI = 427kJ/mol
8. Given the following bond dissociation energies, what is the AF" for the formation of hydrogen chloride? H2(g) + Cl2(g) → 2 HCI(g) Bond Energy (kJ/mol) Bond 436 243 432 H-H Cl-CI H-Cl A) 185 kJ/mol. B) -92.5 k.J/mol. C) 92.5 kJ/mol. D) -185 kJ/mol.? E) 277.5 kJ/mol.
Identify the elements denoted by the electron configurations shown below: 1) 1822s22p3s 3p 4s23d5 (0.5 pts) 2) 1s 2s 2p 3s 3p 4s23d104p (0.5 pts) 3) [Xe] 6s24f45d8 (0.5 pts) 4) Fill in the orbital diagram below for the element you identified in #1. (0.5 pts) 5) Determine which of the molecules below contain polar covalent bonds AND use the appropriate symbols to represent the positive and negative poles. (1 pt) a) H-Br b) 1 c) H-O-H d) NF: 6)...
Question 6 0.5 pts The table below contains the bond dissociation energies for common bonds. 410 Dissociation energy Bond (kJ/mol) |C-c 350 CNC 611 C-H 350 (c=0 799 0-0 180 O=O 498 460 C-O H-o Calculate the bond dissociation energy required for breaking all the bonds in a mole of water molecules, H20. Express your answer numerically, in terms of kJ/mol, and to three significant figures.
Given the bond energies (in kJ/mol) of the following bonds: F–F (155), F–Cl (193), and Cl–Cl (243), estimate the molar enthalpy of formation of ClF(g), that is find ∆H for the following reaction ½Cl2(g) + ½F2(g) → ClF(g) A. 209 kJ/mol B. -50. kJ/mol C. –8 kJ/mol D. –209 kJ/mol E. 8 kJ/mol
12. Based on the following data, what is the CI-CI bond energy? H2(g) + Cl2(g) ? HCI(g); ?.? =-92.31 klimol-rxn Bond H-H H-CI Bond Energy (kJ/mol) 435 428 a. 432 kJ/mol b. 236 kJ/mol c. -236 kJ/mol d. -421 kJ/mol e. 421 kJ/mol 12.
Question 4 1 pts Use the given average bond energies to calculate Arxn for the following chemical reaction. H H H-C= CH + 2H-1 - 1- 6- 6- I Á Á Bond Bond energy (kJ/mol) C-H 413 C-C 348 CEC 839 C-1 240 H-1 299 -217 kJ +217 kJ 0-160 kJ -63 kJ +160 kJ
Which of the following statements is/are correct? 1. The bond energy, BE(Cl-Cl), in Cl2 is 244 kJ mol-1 since ∆H°f {Br,atomic,g) = 122 kJ mol-1. 2. A compound has a ∆H°f , calculated from average bond energies, of -20 kJ mol-1, whereas its experimental ∆H°f is -80 kJ mol-1. This compound is less stable than predicted by its Lewis structure. 3. A gas phase chemical reaction is found to be exothermic. This means that the sum of the bond energies...