Part A
What is ΔG for the formation of solid uranium
hexafluoride from uranium and fluorine at 25∘C when the partial
pressure of F2 is 0.072 atm ? The standard free energy of formation
of UF6(s) is -2068 kJ/mol.
U(s)+3F2(g)→UF6(s)
Express your answer to four significant figures and include the appropriate units.
Part B
Is the reaction spontaneous in the forward or the reverse direction under these conditions?
| 1- spontaneous in the reverse direction |
| 2- spontaneous in the forward direction |
Part A What is ΔG for the formation of solid uranium hexafluoride from uranium and fluorine...
Calculate ΔG for the formation of ethylene (C2H4) from carbon and hydrogen at 25 ∘C when the partial pressures are 600 atm H2 and 0.30 atm C2H4. 2 C(s)+2H2(g)→C2H4(g) ΔG∘ = 68.1 kJ Is the reaction spontaneous in the forward or the reverse direction?
HW 33 Part A Use the data in Appendix B in the textbook to calculate ΔG for the decomposition of nitrosyl chloride at 25 ∘C when the partial pressures are 7.00 atm of NOCl, 3.00×10−3 atm of NO, and 3.00×10−3 atm of Cl2. 2NO(g)+Cl2(g)→2NOCl(g) Express your answer with the appropriate units. B. Is the reaction spontaneous in the forward or the reverse direction under these conditions?
a) Calculate the AG for the formation of ethylene (C2H4) from carbon and hydrogen at 25C when the partial pressures are 100 atm H2 and 0.10 atm C2H4: 2C(s) + 2 H2(g) --> C2H4 (8) AG° = 68.1 kJ b) is the reaction spontaneous in the forward or the reverse direction? c) Is the spontaneous reaction (whether forward or reverse) more thermodynamically favorable at standard-state conditions or at the calculated conditions? a) 39.6 kJ/mole; b) reverse; c) calculated a) 51.0...
Question 2 8 pts a) Calculate the AG for the formation of ethylene (C2H4) from carbon and hydrogen at 25C when the partial pressures are 100 atm H2 and 0.10 atm C2H4. 2 C(s) + 2 H2(g) --> C2H4 (8) AG - 68.16) b) is the reaction spontaneous in the forward or the reverse direction? c) Is the spontaneous reaction (whether forward or reverse) more thermodynamically favorable at standard-state conditions or at the calculated conditions? a) 39.6 kJ/mole: b) reverse:c)...
Part B: Calculate the formation constant for the formation of [Cu(NH3)4(H2O)2]2+ from [Cu(H2O)6]2+, given that ΔG∘ is −74.2kJ⋅mol−1 at 298 K. Express your answer numerically to three significant figures. Part C: Consider the formation of [Ni(en)3]2+ from [Ni(H2O)6]2+. The stepwise ΔG∘ values at 298 Kare ΔG∘1 for first step=−42.9 kJ⋅mol−1 ΔG∘2 for second step=−35.8 kJ⋅mol−1 ΔG∘3 for third step=−24.3 kJ⋅mol−1Calculate the overall formation constant (Kf) for the complex [Ni(en)3]2+. Express your answer numerically to three significant figures.
Urea (NH2CONH2), an important nitrogen fertilizer, is produced industrially by the following reaction: 2NH3(g)+CO2(g)→NH2CONH2(aq)+H2O(l) Given that ΔG∘ = −13.6 kJ/mol, calculate ΔG at 25∘C for the following sets of conditions Part A 50 atm NH3, 50 atm CO2, 4.0 M NH2CONH2 Express the free energy in kilojoules per mole to two significant figures. Part B 8.0×10−2 atm NH3, 8.0×10−2 atm CO2, 1.0 M NH2CONH2 Express the free energy in kilojoules per mole to two significant figures. Part C Is the reaction spontaneous for the conditions in...
H2(g) + I2(g) ⇌ 2HI(g) ΔG o for the reaction is 2.60 kJ/mol at 25°C. What is the minimum partial pressure of I2 required for the reaction to be spontaneous in the forward direction at 25°C if the partial pressures of H2 and HI are 4.1 and 2.05 atm, respectively?
help with these please
kJ/mol What is the binding energy in kJ/mol Sb for antimony-123? 51 H+ 726n—-133 SD The required masses (g/mol) are: H= 1.00783 ; on=1.00867; "31 Sb=122.90410 What is the binding energy in kJ/mol nucleons for silver-107? kJ/mol nucleons 47 H+60on— 197Ag The required masses (g/mol) are: H - 1.00783 ; on - 1.00867; 197 Ag - 106.90509 The free energy change for the following reaction at 25°C, when [H'] = 1.16 M and (Sn2-1 =7.02x10 3...
9. Carbon monoxide (CO) is toxic because it can displace oxygen (O2) from the iron in hemoglobin (Hgb) following the reaction: HgbO2 (s) + CO(g) + Hgbco (s) + O2 (g) AG®rx = -30. kl/mol A. Consider the following reactions involving hemoglobin, O2 and Co: Hgboz (s) + Hgb (s) + O2 (g) AG®rxn = 40. kJ/mol HgbCO (s) -- Hgb (s) + CO (6) AGºrx = ??? Using Hess's law, determine the free energy AG*rn (in kJ/mol) for the...
QUESTION 5
Consider the formation of solid silver chloride from aqueous
silver and chloride ions.
Given the following table of thermodynamic data at 298 K:
The value of K for the reaction at 25 °C is ________.
a)
1.8 × 104
b)
3.7 × 1010
c)
1.9 × 10-10
d)
810
e)
5.3 × 109
QUESTION 6
Consider the reaction:
NH 3 (g) + HCl (g) → NH 4Cl (s)
Given the following table of thermodynamic data,
...