Find the standard molar enthalpies of formation for: N2H4 (g) and OH (g). Please include all...
Find the standard molar enthalpies of formation for:
N2H4 (g) and OH (g).
Please include all steps and Lewis structures. The bond energies of O-H is 464 KJmol^-1. And the bond energy for N-H is 389 KJmol^-1.
Homework Answers
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Find the standard molar enthalpies of formation for:
N2H4 (g) and OH (g).
Please include all...
Part A. Find the average enthalpy of the PF bond in PF5(g) from the following standard...
Part A. Find the average enthalpy of the PF bond in PF5(g) from
the following standard molar enthalpies of formation (in kJ/mol):
PF5(g) (–1595), P(g) (315), F(g) (79).
Part B.
Using the bond energies from the table below estimate AH for the following reaction C2H2(g) + H2(g) → C2H4(g) Bond Bond energy [kJ/mol] [C-H 413 H-H 436 |C-C 348 C=C 614 csc 839
1. (14 pts) Determine the standard molar enthalpy of formation of B2He (g) at 298 K...
1. (14 pts) Determine the standard molar enthalpy of formation of B2He (g) at 298 K using only the data below. The standard state of boron at 298 K is a crystalline solid, B(s). AH-2368 kJmol а) 2B (5) B,0, (s) AH-1941 kJ/mol 3H.O (g) +30, (e) B O, (s) 2) В,н, @ AH-242 kJmol но (3) H, (g) +
Using the standard enthalpies of formation, what is the standard enthalpy of reaction? CO g) +...
Using the standard enthalpies of formation, what is the standard enthalpy of reaction? CO g) + H,O(g) Co,(g) + H (g) AHn kJ
Question 6 1 pts Find the average enthalpy of the PF bond in PFs(g) from the following standard molar enthalpies of for...
Question 6 1 pts Find the average enthalpy of the PF bond in PFs(g) from the following standard molar enthalpies of formation (in kJ/mol): PF5(g) (-1595), P(g) (315), F(g) (79). 461 kJ/mol 177 kJ/mol 491 kJ/mol 398 kJ/mol 394 kJ/mol
Use standard enthalpies of formation to determine ΔHorxn for: 1. 3NO2(g) + H2O(l) → 2HNO3(aq) +...
Use standard enthalpies of formation to determine ΔHorxn for: 1. 3NO2(g) + H2O(l) → 2HNO3(aq) + NO(g) (Enter in kJ.) 2. Find the change in internal energy for this reaction. Enter in kJ. Use standard enthalpies of formation to determine ΔHorxnfor: 3. 2C2H2(g) + 5O2(g) → 4CO2(g) + 2H2O(l) (Enter in kJ.) 4. Find the change in internal energy for this reaction. Enter in kJ. Use standard enthalpies of formation to determine ΔHorxn for: 5. 2NH3(g) + 3O2(g) + 2CH4(g)...
please solve and explain your answer I) (15 points) Given the standard enthalpies of formation for...
please solve and explain your answer
I) (15 points) Given the standard enthalpies of formation for the following substances (Table 2), determine the reaction enthalpy for the following reaction 45.433. ( O +1,220 kJ 0-1,220 kJ ·-967 kJ O +967 kJ 。+257 kS Substance l (kJ/mol) N2H4(g)+95. NO2(g) H2O(g) +33.1 -241.8 Table 2:
Using the standard enthalpy of formation data, show how the standard enthalpy of formation of HF(g)...
Using the standard enthalpy of formation data, show how the standard enthalpy of formation of HF(g) can be used to determine the bond energy. (Enter unrounded values.) (a) bond energy calculated from standard enthalpy of formation kJ/mol (b) average bond enthalpy from the bond enthalpy table k]/mol Average Bond Enthalpies bondAH bond (kJ/mol) bond AHbond (kJ/mol) bond AH bond (kJ/mol) bond AH bond (kJ/mol) O-H 0-0 467 146 495 185 203 156 364 522 335 544 413 347 614 839...
Part A Use standard enthalpies of formation to calculate AH, for the following reaction: CH,OH(1) +...
Part A Use standard enthalpies of formation to calculate AH, for the following reaction: CH,OH(1) + 302(g) 2002(g) + 3 Express your answer using four significant figures. IVO ALOO ? AH...= Submit Request Answer Part B Use standard enthalpies of formation to calculate AH.for the following reaction CH,(g) + 202(g) –CO2(g) + 2H2C Express your answer using three significant figures. GOAL Oa? AH...= Submit Request Answer
Part A Use standard enthalpies of formation to calculate A n for the following reaction: 2H,...
Part A Use standard enthalpies of formation to calculate A n for the following reaction: 2H, S(g) + 302 (g)+2H, O(1) + 2S02 () Express your answer using four significant figures. YO ALQ * R O 2 ? AH,n= Submit Request Answer Part B Use standard enthalpies of formation to calculate AHan for the following reaction: SO2(g) + O2(g)SO3(g) Express your answer using three significant figures. 90 ALM + A o ai ? ΔΗΣΗ Submit Request Answer Part C Use...
please answer 17a,b,c 17. Using values for the standard enthalpies of formation (AHY) and standard molar...
please answer 17a,b,c
17. Using values for the standard enthalpies of formation (AHY) and standard molar entropy (AS on the Appendix, calculate the following thermodynamic values for the complete combustion of ethanol: (10 points) C2H5OH(g) + 302(g) → 2CO2(g) + 3H2O(g) a) The standard enthalpy change (AHº) b) The standard entropy change (AS) c) Use values from a) and b) above to calculate AG° at 298K Formula SU/(K-mol 160 TABLE 16.1 Standard Molar Entropies for Some Common Substances at 25...
Part A. Find the average enthalpy of the PF bond in PF5(g) from
the following standard molar enthalpies of formation (in kJ/mol):
PF5(g) (–1595), P(g) (315), F(g) (79).
Part B.
Using the bond energies from the table below estimate AH for the following reaction C2H2(g) + H2(g) → C2H4(g) Bond Bond energy [kJ/mol] [C-H 413 H-H 436 |C-C 348 C=C 614 csc 839
1. (14 pts) Determine the standard molar enthalpy of formation of B2He (g) at 298 K using only the data below. The standard state of boron at 298 K is a crystalline solid, B(s). AH-2368 kJmol а) 2B (5) B,0, (s) AH-1941 kJ/mol 3H.O (g) +30, (e) B O, (s) 2) В,н, @ AH-242 kJmol но (3) H, (g) +
Using the standard enthalpies of formation, what is the standard enthalpy of reaction? CO g) + H,O(g) Co,(g) + H (g) AHn kJ
Question 6 1 pts Find the average enthalpy of the PF bond in PFs(g) from the following standard molar enthalpies of formation (in kJ/mol): PF5(g) (-1595), P(g) (315), F(g) (79). 461 kJ/mol 177 kJ/mol 491 kJ/mol 398 kJ/mol 394 kJ/mol
please solve and explain your answer
I) (15 points) Given the standard enthalpies of formation for the following substances (Table 2), determine the reaction enthalpy for the following reaction 45.433. ( O +1,220 kJ 0-1,220 kJ ·-967 kJ O +967 kJ 。+257 kS Substance l (kJ/mol) N2H4(g)+95. NO2(g) H2O(g) +33.1 -241.8 Table 2:
Using the standard enthalpy of formation data, show how the standard enthalpy of formation of HF(g) can be used to determine the bond energy. (Enter unrounded values.) (a) bond energy calculated from standard enthalpy of formation kJ/mol (b) average bond enthalpy from the bond enthalpy table k]/mol Average Bond Enthalpies bondAH bond (kJ/mol) bond AHbond (kJ/mol) bond AH bond (kJ/mol) bond AH bond (kJ/mol) O-H 0-0 467 146 495 185 203 156 364 522 335 544 413 347 614 839...
Part A Use standard enthalpies of formation to calculate AH, for the following reaction: CH,OH(1) + 302(g) 2002(g) + 3 Express your answer using four significant figures. IVO ALOO ? AH...= Submit Request Answer Part B Use standard enthalpies of formation to calculate AH.for the following reaction CH,(g) + 202(g) –CO2(g) + 2H2C Express your answer using three significant figures. GOAL Oa? AH...= Submit Request Answer
Part A Use standard enthalpies of formation to calculate A n for the following reaction: 2H, S(g) + 302 (g)+2H, O(1) + 2S02 () Express your answer using four significant figures. YO ALQ * R O 2 ? AH,n= Submit Request Answer Part B Use standard enthalpies of formation to calculate AHan for the following reaction: SO2(g) + O2(g)SO3(g) Express your answer using three significant figures. 90 ALM + A o ai ? ΔΗΣΗ Submit Request Answer Part C Use...
please answer 17a,b,c
17. Using values for the standard enthalpies of formation (AHY) and standard molar entropy (AS on the Appendix, calculate the following thermodynamic values for the complete combustion of ethanol: (10 points) C2H5OH(g) + 302(g) → 2CO2(g) + 3H2O(g) a) The standard enthalpy change (AHº) b) The standard entropy change (AS) c) Use values from a) and b) above to calculate AG° at 298K Formula SU/(K-mol 160 TABLE 16.1 Standard Molar Entropies for Some Common Substances at 25...
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