using chemical bond energies, determine the energy change(including the sign), as well as indicate whether it is endothermic or exothermic
2NH3+3Cl2-->6HCl+N2
N-H: 391 kj/mole
Cl-Cl: 242 kj/mole
H-Cl: 432 kj/mole
N-N: 163 kj/mole
please write out equations used to find answer: (I have no knowledge of how to do question)
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using chemical bond energies, determine the energy change(including the sign), as well as indicate whether it...
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...
the enthalpy change in a chemical reaction can be determined using bond energies. energy must be added or absorbed to break bonds and that energy is released when bonds are formed. therefore ,you can calculate the total enthalpy of the reaction using following formula: dH= bonds broken-bonds formed Using bond energies, calculate the change in energy that accompanies the following reaction: H2 + O2 -> 2H2O Bond Bond Energy H-H 432 kJ/mol O-O 498 kJ/mol H-O 467 kJ/mol
Using bond enthalpies given in the following table, determine the change in enthalpy (H) for the decomposition of 2 moles of ammonia in the gas phase to its constituent elements. Show your work. 2NH3(g)-->N2(g)+3H2(g) Question 16 (4 points) Using bond enthalpies given in the following table, determine the change in enthalpy (H) for the decomposition of 2 moles of ammonia in the gas phase to its constituent elements. Show your work. 2 NH3(g) >N2(g) + 3 H2(g) Bond Bond enthalpy...
Part A: Draw the Lewis structures of all the molecules involved in the reaction: N2(g)+3H2(g)→2NH3(g) Part B: If the bond energy for the N≡N bond is 946 kJ/mol, how much energy is needed to break all the bonds in 3.0 mol of nitrogen molecules? Part C: If the bond energy for the H−H bond is 432 kJ/mol, how much energy is needed to break all the bonds in 9 hydrogen gas? Part D: If the bond energy for the N=H...
.The enthalpy change for the following reaction is -137 kJ. The enthalpy change for the following reaction is -137 kJ. C2H4(g) + H2(g) -> C2H6(g) To analyze the reaction, first draw Lewis structures for all reactant and product molecules. Estimate the C-C bond energy in C2H6(g) , using tabulated bond energies (linked above) for the remaining bonds H C N O F Si P S Cl Br I H 436 413 391 463 565 318 322 347 432 366 299...
1. using the bond energies in the tables provided determine the approximate enthalpy change for the following reactions. Make sure to use the balanced reaction 1. CH3OH + 2O2 —> CO2 + 2H2O 2. H2 + Cl2 —> 2HC Bond Energies (kJ/mol) Bond Bond Energy Bond Bond Energy Bond Bond Energy H-H 436 C-S 260 F-CI 255 H-C 415 C-CI 330 F-Br 235 H-N 390 C-Br 275 Si-Si 230 H-O 464 C-1 240 Si-P 215 H-F 569 N-N 160 Si-S...
Using the bond enthalpies in the Average Bond Enthalpies table, determine the approximate enthalpy (in kJ) for each of the following reactions. (Assume the average bond enthalpy of the Cl–F bond is 254 kJ/mol.) (a) Cl2(g) + 3 F2(g) → 2 ClF3(g) (b) H2C=CH2(g) + H2(g) → H3CCH3(g) (c) 2 CH3(C=O)H(g) + 5 O2(g) → 4 CO2(g) + 4 H2O(g) ITITIT Average Bond Enthalpies AH bond (kJ/mol) bond AHond (kJ/mol) bond AH bond (kJ/mol) bond bond AH bond (kJ/mol) С-Н...
c.) Using the table and your complete Lewis structures of glucose, ethanol and carbon dioxide, calculate the total energy in kJ/mol required to break the bonds in one mole of each of the three compounds. Show all calculations and appropriate units. Then determine if the reaction is exothermic or endothermic. reaction: C6H1206 -> 2 C2H5OH + 2 CO2 Table 4.4 Covalent Bond Energies (in kJ/mol) H C N O S F CI Br Single Bonds H 436 O ZOI 416...
Constants Periodic Table Consider the reaction: H2(g) +12(s) + 2HI(g) Average Bond Enthalpies (kJ/mol) Part A Use the bond enthalpies in the table to estimate AH for this reaction, ignoring the fact that iodine is in the solid state. Express your answer in kilojoules to two significant figures. IVO AQ R o 21 ? C-H 413 N-H 391 0-H 463 F-F 155 C-C 348 N-N 163 0-0 146 C=C 614 N-O 201 0=0 495 Cl-F 253 C-N 293 N-F 272...
1. For each compound given here, write what type of compound it is (molecular or ionic or acid). (a) NH4Cl (b) AlH3 (c) O2 (d) CH4 (e) NH3 (f) H2O (g) PCl5 (h) SF4 (I) ClF3 (j) XeF2 (k) SF6 (l) BrF5 (m) XeF4 (o) CS2 (p) CH2Cl2 2. Write a chemical equation that goes with Lattice energy of CaCl2(s). 3. Draw the Lewis Dot structure of .. (a) Na (b) Cl (c) O-2 (d) Mg+2 4. What is the...