1) What is the ΔrG° for the following reaction (in kJ mol-1)?
2 Al (s) + Fe2O3 (s) ⇌ Al2O3 (s) + 2 Fe (s)
2) What is the ΔrG° for the following reaction (in kJ mol-1)?
C6H12O6 (s, glucose) + 6 O2 (g) ⇌ 6 CO2 (g) + 6 H2O (l)
3) What is the ΔrG for the following reaction (in kJ mol-1) at 298 K?
2 Si (s) + 3 H2 (g) ⇌ Si2H6 (g)
The conditions for this reaction are:
PH2 = 0.72 bar
PSi2H6 = 1.81 bar
4) What is the ΔrG for the following reaction (in kJ mol-1) at 298 K?
2 NO2 (g) ⇌ N2O4 (g)
The conditions for this reaction are:
PNO2 = 1.85 bar
PN2O4 = 0.98 bar
1) 2 Al(s) + Fe2O3 (s) ⇌ Al2O3 (s) + 2 Fe (s)
The standard free energy of formation values are,
(ΔGof
)Al(s) = 0
(ΔGof
) Fe2O3 (s) =-742.2 KJ/mol
(ΔGof
)Al2O3 (s) = -1582.2 KJ/mol
(ΔGof
)Fe (s) = 0
(ΔGor) = Ʃ(ΔGof) product - Ʃ(ΔGof) reactant
= [2 x (ΔGof
)Fe (s) + (
ΔGof
)Al2O3 (s)] - [2 x (
ΔGof
)Al(s) + (
ΔGof
) Fe2O3 (s)]
= [(2 x 0) + (-1582.2)] - [(2 x 0) + (-742.2 )] = -840 KJ/mol
1) What is the ΔrG° for the following reaction (in kJ mol-1)? 2 Al (s) +...
What is the ΔrG for the following reaction (in kJ mol-1) at 298 K? 2 Si (s) + 3 H2 (g) ⇌ Si2H6 (g) The conditions for this reaction are: PH2 = 1.15 bar PSi2H6 = 0.17 bar
What is the ΔrG for the following reaction (in kJ mol-1) at 298 K? 2 NO2 (g) ⇌N2O4 (g) The conditions for this reaction are: PNO2 = 1.40 bar PN2O4 = 1.98 bar
What is the ΔrG for the following reaction (in kJ mol-1) at 298 K? 2 Si (s) + 3 H2 (g) ⇌ Si2H6(g) The conditions for this reaction are: PH2 = 1.83 bar PSi2H6 = 0.96 bar You will also need to use Appendix II in your textbook (containing standard Gibbs energies of formation). ΔGf(Si2H6) = 127.3 kJ/mol ΔGf(H2) = 0 kJ/mol
What is the ΔrG for the following reaction (in kJ mol-1) at 298 K? 2 NO2 (g) ⇌N2O4 (g) The conditions for this reaction are: PNO2 = 0.12 bar PN2O4 = 0.99 bar You will also need to use Appendix II in your textbook (containing standard Gibbs energies of formation).
1--What is the ΔrG for the following reaction (in kJ mol-1) at 298 K? CH4 (g) + 2 O2 (g) ⇌ CO2 (g) + 2 H2O (g) The conditions for this reaction are: PCH4 = 0.73 bar PO2 = 0.27 bar PCO2 = 0.10 bar PH2O = 1.41 bar 2--What is the ΔrG for the following reaction (in kJ mol-1) at 298 K? 2 Si (s) + 3 H2 (g) ⇌ Si2H6(g) The conditions for this reaction are: PH2 =...
1 What is the equilibrium constant for a reaction at temperature 89.1 °C if the equilibrium constant at 22.6 °C is 49.93? For this reaction, ΔrH = -21.1 kJ mol-1 . 2 What is the ΔrG° for the following reaction (in kJ mol-1)? C6H12O6(s, glucose) + 6 O2 (g) ⇌6 CO2 (g)+ 6 H2O (l) 3 What is the ΔrG° for the following reaction (in kJ mol-1)? 2 NO2 (g) ⇌N2O4 (g) 4 What is the ΔrG for the following...
1.A) What is the equilibrium constant for a reaction at temperature 31.5 °C if the equilibrium constant at 55.4 °C is 1.53? For this reaction, ΔrH = 20.2 kJ mol-1 . You have 5 attempts at this question. Remember: if you want to express an answer in scientific notation, use the letter "E". For example "4.32 x 104" should be entered as "4.32E4". 1B) What is the ΔrG° for the following reaction (in kJ mol-1)? N2(g) + O2(g) + Cl2(g)...
What is the ΔrG for the following reaction (in kJ mol-1) at 298 K? N2 (g) + 3 H2 (g) ⇌ 2 NH3 (g) The conditions for this reaction are: PN2 = 1.47 bar PH2 = 0.35 bar PNH3 = 1.45 bar
Find ΔrG for reaction (in kJ mol-1) at 298 K? 2 NO2 (g) ⇌ N2O4 (g) Given Conditions: Pressure: NO2 = 1.25 bar Pressure: N2O4 = 0.65 bar N2O4(g) --
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