20. What is AS at 298 K for the following reaction? CH4(g) + N2(g) → HCN(g)...
9. Calculate ASⓇ, ASsurr, AStot, and AGⓇ at 298 K for the following reaction N2(g) + 3H2(g) → 2NH3(g) at 25*C. AH° = -92.22 kJ/mol Using: Smº[N2, gas) = 191.6J/(K-mol); Sm"[H2, gas) = 130.7J/(K-mol); Sm*[NH3, gas) = 192.4
For the reaction at 298 K, CH4 9 + 2029 + CO2 9 + 2H20 g the values of AH° and ASº are -803 kJ and -4.00 J/K, respectively. What is the value of AGO at 298 K? AGº=
The reaction CH4(g)+ N2(g)+ 165 kJ HCN(g)+NHu(g) at 25°C and 1 atm pressure is to be used for questions below 28 - 30. 28. AG"-160 kJ. Calculate ΔSe at 25°C. a. 2 J/K b. 16 J/K c. 70 J/K d. 100 J/K e. 400 J/K 106
What is the enthalpy of the following reaction: CH4(g) + NH3(g) à HCN(g) + 3H2(g) Use the data from the following three reactions: N2(g) + 3H2(g) à 2NH3(g) DrH° = -91.8 kJ C(s) + 2H2(g) à CH4(g) DrH° = -74.9 kJ H2(g) + 2C(s) + N2(g) à 2HCN(g) DrH° = +270.3 kJ 437 kJ 150 kJ 391 kJ 287 kJ 256 kJ
The standard enthalpy change for the following reaction is 66.4 kJ at 298 K. N2(g) + 2 O2(g) 2 NO2(g) AH° = 66.4 kJ What is the standard enthalpy change for this reaction at 298 K? 1/2 N2(g) + O2(g) — NO2(g) Submit Answer
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
What is AG at 298 K for the following reaction? H2(g) + Brz(9) -2HBr(g): AH = -103.8 kJ; AS = 21.3 J/K at 298 K -110.1 kJ 6.451 * 10 kJ 97.45 kJ -6.451 x 10'
Consider the following reaction at 298 K. C(graphite)+2H2(g)⟶CH4(g)ΔH∘=−74.6 kJ and ΔS∘=−80.8 J/KC(graphite)+2H2(g)⟶CH4(g)ΔH∘=−74.6 kJ and ΔS∘=−80.8 J/K Calculate the following quantities. ΔSsys=ΔSsys J/K ΔSsurr= J/K ΔSuniv= J/K
2. What is AGrxn for the following system at 298 K? N2(g) + 3H2(g) = 2 NH3(g) AGPxn = -32.8 kJ 0.01 atm 0.01 atm 3.0 atm
4. Hydrogen reacts with nitrogen to form ammonia (NH3) according to the reaction 3H2(g) + N2(g) + 2NH3(g) The value of AH is -92.38 kJ/mol, and that of AS is -198.2 J/mol · K. Determine AGⓇ at 25°C. Show work