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Consider the reaction △H。=-6237 kJ 6CIFs(g) + 10NH3 (g) → 30HF(g) + 5N2(g) + 3C12 (g) Given the ...
Consider the reaction 6C1F(g) + 10NH3(9) + 30HF(g) + 5N2(g) + 3C12 (9) AH = -6237 kJ Given the following enthalpies...
Consider the reaction 6C1F(g) + 10NH3(9) + 30HF(g) + 5N2(g) + 3C12 (9) AH = -6237 kJ Given the following enthalpies of formation, calculate AH; for CIFs (9). NH3(g) - 46 kJ/mol HF(g) - 271 kJ/mol AH = kJ Submit Answer Try Another Version 4 item attempts remaining
For the reaction: H2(g)+C2H4(g)-->C2H6(g) Bond & Bond Enthalpy H-H 436.4 kJ/mole C-H 414 kJ/mol C-C 347...
For the reaction: H2(g)+C2H4(g)-->C2H6(g) Bond & Bond Enthalpy H-H 436.4 kJ/mole C-H 414 kJ/mol C-C 347 kJ/mol C=C 620 kJ/mol Substance & delta Hf H2 0 C2H4 52.3 C2H6 -84.7 (a) estimate the enthalpy of reaction, using the bond enthalpy values from the table in kJ/mol (b) Calculate the enthalpy of reaction, using standard enthalpies of formation
3. You are given the following standard enthalpies of formation at 25°C. HF (aq) -320.1 kJ/mol...
3. You are given the following standard enthalpies of formation at 25°C. HF (aq) -320.1 kJ/mol OH(aq) -230.0 kJ/mol F (aq) -332.6 kJ/mol H:0 (1) -285.8 kJ/mol a. Calculate the standard enthalpy of neutralization of HF (aq) HF (aq) + OH(aq) F (aq) + H20 (1) b. Using the value of -56.2 kJ/mol as the standard enthalpy change for the reaction H' (aq) + OH(aq) - H20 (1) calculate the standard enthalpy change for the reaction HF (aq) - H(aq)...
Use the following enthalpies of formation: ∆Hf [Zn(s)] = 0 KJ/mol ∆Hf [ZnCl2(g)]= - 415.1 KJ/mol...
Use the following enthalpies of formation: ∆Hf [Zn(s)] = 0 KJ/mol ∆Hf [ZnCl2(g)]= - 415.1 KJ/mol ∆Hf [HCl(g)] = - 92.31 KJ/mol ∆Hf [H2(g)] = 0 KJ/mol Determine the change in enthalpy for: Zn(s) + 2 HCl(g) → 2 ZnCl2(g) + H2(g) ∆H= ?
15. Consider the reaction 2 NO2(g) N2O4(g) . (a) Using Gf N2O4(g) = 97.79 kJ/mol and...
15. Consider the reaction 2 NO2(g)
N2O4(g) .
(a) Using Gf
N2O4(g) = 97.79 kJ/mol and Gf NO2(g)
= 51.3 kJ/mol, calculate G° at 298 K.
kJ
(b) Calculate G at 298 K if the partial pressures of
NO2 and N2O4 are 0.35 atm and 1.60
atm, respectively.
kJ
16. Consider the reaction given below.
H2(g) + F2(g)
2 HF(g)
(a) Using thermodynamic data from the course website, calculate
G° at 298 K.
kJ
(b) Calculate G at 298 K...
Consider the following reaction: 6NO(g) + 4NH3(g) → 5N2(g) + 6H2O(g) ; ΔH = -1805 kJ...
Consider the following reaction: 6NO(g) + 4NH3(g) → 5N2(g) + 6H2O(g) ; ΔH = -1805 kJ Now answer the following two questions. 1.Which condition will release more heat? A. Combining 5.0 g of NO with excess NH4 or B. Combining 2.5 g of NH3 with excess NO 2. How much heat will be released from your answer in question 1?
ate the standard enthalpy change for the reaction Given standard enthalpy of formations △H; (SO(g))--395.2 kJ/mol...
ate the standard enthalpy change for the reaction Given standard enthalpy of formations △H; (SO(g))--395.2 kJ/mol Δ} l; (SO2(g))--296.9 kJ/mol al 201.0 kJ 403 J 254.6 kJ - 120.4 k.J - 196.6 kJ dl
Exit Question 2 1 pts 4 Consider the balanced reaction 3 A +6 B C +5...
Exit Question 2 1 pts 4 Consider the balanced reaction 3 A +6 B C +5 D and the enthalpies of formation provided in the table below. ΔΗ, Compound (kJ/mol) 314.5 - 166.5 -81.3 Suppose that the AH of the overall reaction is 250.2 kJ/molrxn. Calculate the value of the AH of B in kJ/mol. Report your answer to three decimal places (ignore significant figures). 9:32 Exit Question 3 1 pts 6 Consider the balanced reaction 8 A+ 5 B...
9. Calculate the enthalpy for the reaction shown below using the provided enthalpies of formation. 2...
9. Calculate the enthalpy for the reaction shown below using the provided enthalpies of formation. 2 NH3(g) + 3 N20() ► 4 Nz(s) + 3 H20m Compound N2016 NH3 (8) NOR) AHF (kJ/mol) 81.6 -46.2 90.4 Compound H200 H2018) AHF (kJ/mol) -285.8 -241.8 a. -877.4 kJ b. 321.2 kJ c. 1009 kJ d. -1009 kJ 11 Pinelund in
A scientist measures the standard enthalpy change for the following reaction to be - 87.7 kJ : 2HBr(g) + Cl...
A scientist measures the standard enthalpy change for the following reaction to be - 87.7 kJ : 2HBr(g) + Cl2(g)— 2HCl(g) + Bra(s) Based on this value and the standard enthalpies of formation for the other substances, the standard enthalpy of formation of HCl(g) is kJ/mol CH4() + H2O(g)_3H2(g) + CO(g) Based on this value and the standard enthalpies of formation for the other substances, the standard enthalpy of formation of H2O() is kJ/mol Given the standard enthalpy changes for...
Consider the reaction 6C1F(g) + 10NH3(9) + 30HF(g) + 5N2(g) + 3C12 (9) AH = -6237 kJ Given the following enthalpies of formation, calculate AH; for CIFs (9). NH3(g) - 46 kJ/mol HF(g) - 271 kJ/mol AH = kJ Submit Answer Try Another Version 4 item attempts remaining
3. You are given the following standard enthalpies of formation at 25°C. HF (aq) -320.1 kJ/mol OH(aq) -230.0 kJ/mol F (aq) -332.6 kJ/mol H:0 (1) -285.8 kJ/mol a. Calculate the standard enthalpy of neutralization of HF (aq) HF (aq) + OH(aq) F (aq) + H20 (1) b. Using the value of -56.2 kJ/mol as the standard enthalpy change for the reaction H' (aq) + OH(aq) - H20 (1) calculate the standard enthalpy change for the reaction HF (aq) - H(aq)...
15. Consider the reaction 2 NO2(g)
N2O4(g) .
(a) Using Gf
N2O4(g) = 97.79 kJ/mol and Gf NO2(g)
= 51.3 kJ/mol, calculate G° at 298 K.
kJ
(b) Calculate G at 298 K if the partial pressures of
NO2 and N2O4 are 0.35 atm and 1.60
atm, respectively.
kJ
16. Consider the reaction given below.
H2(g) + F2(g)
2 HF(g)
(a) Using thermodynamic data from the course website, calculate
G° at 298 K.
kJ
(b) Calculate G at 298 K...
ate the standard enthalpy change for the reaction Given standard enthalpy of formations △H; (SO(g))--395.2 kJ/mol Δ} l; (SO2(g))--296.9 kJ/mol al 201.0 kJ 403 J 254.6 kJ - 120.4 k.J - 196.6 kJ dl
Exit Question 2 1 pts 4 Consider the balanced reaction 3 A +6 B C +5 D and the enthalpies of formation provided in the table below. ΔΗ, Compound (kJ/mol) 314.5 - 166.5 -81.3 Suppose that the AH of the overall reaction is 250.2 kJ/molrxn. Calculate the value of the AH of B in kJ/mol. Report your answer to three decimal places (ignore significant figures). 9:32 Exit Question 3 1 pts 6 Consider the balanced reaction 8 A+ 5 B...
9. Calculate the enthalpy for the reaction shown below using the provided enthalpies of formation. 2 NH3(g) + 3 N20() ► 4 Nz(s) + 3 H20m Compound N2016 NH3 (8) NOR) AHF (kJ/mol) 81.6 -46.2 90.4 Compound H200 H2018) AHF (kJ/mol) -285.8 -241.8 a. -877.4 kJ b. 321.2 kJ c. 1009 kJ d. -1009 kJ 11 Pinelund in
A scientist measures the standard enthalpy change for the following reaction to be - 87.7 kJ : 2HBr(g) + Cl2(g)— 2HCl(g) + Bra(s) Based on this value and the standard enthalpies of formation for the other substances, the standard enthalpy of formation of HCl(g) is kJ/mol CH4() + H2O(g)_3H2(g) + CO(g) Based on this value and the standard enthalpies of formation for the other substances, the standard enthalpy of formation of H2O() is kJ/mol Given the standard enthalpy changes for...
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