Consider the reaction: 3CH4(g) → C3H8(g) + 2H2(g) a. Calculate Gof at 298 K (From Appendix C Gof (CH4) = -50.8 KJ/mol, Gof (C3H8) = -23.47KJ/mol) b. Calculate G at 298K if the reaction mixture consists of 40.0 atm of CH4, 0.0100 atm of C3H8(g), and 0.0180atm of H2.

options for all: 1. Reactants. 2. Products.

Under normal room conditions (standard pressure at about 20°C), water will not boil, so we do not observe H2O() + 40.7 kJ → H2O(g). At this temperature, the process is [ Select ] because [ [ Select ]

Below is the reaction for the evaporation of water. H2O (I) H20 (g) AH°f H2O (1)= -285.8 kJ/mole ; H20 (g) = -241.8 kJ/mole %3D Calculate AH*rxn for this process. This is the reaction that happens when your sweat evaporates. Why is this a cooling mechanism for your body? How much sweat would have to evaporate from a person's skin to cool the body by 0.5 C? Assume this person has a body mass of 150 Ibs and the specific heat capacity of the body is 4.0 J/g °C. 1 Ib. = 0.454 kg

Consider the reaction: 2 H,0(g) → 2H,(g) + 0,(g) If 2.0 moles of H2O(g) are converted to H2(g) and 02(g) against a pressure of 1.0 atm at 125 °C, what is the change in internal energy for this reaction? R-8.314 1/mol K AH- 483.6 kl/mol

Consider the reaction.   2Fe2O3⟶4Fe+3O2Δ?∘rxn=+824.2 kJ2Fe2O3⟶4Fe+3O2ΔHrxn°=+824.2 kJ   The formation of 75.0 g75.0 g of O2 results in the absorption of 1930 kJ1930 kJ of heat. the absorption of 20600 kJ20600 kJ of heat. the release of 20600 kJ20600 kJ of heat. the release of 644 kJ644 kJ of heat. the release of 1930 kJ1930 kJ of heat. the absorption of 644 kJ644 kJ of heat.

* Question Completion Status: L, Moving to another question will save this response. Question 19 of 20 Question 19 6 points Save Answer Consider the following reaction at 25°C if PPCI5 = 0.0029 atm, PPC13=0.27 atm, and PC12 = 0.40 atm PCI3 (1) + Cl2 (g) → PC15 AHO. 1xn = -87.9 kJ, AS = -0.1702 kJ/K rxn What is the value of Q? What is the value of AG? Is the reaction spontaneous under these conditions? Moving to another question will save this response. « »> 5:37 PM May the Fourth be with you B. 65°F T 5/5/2022

What is AS for the following reaction? 2Cl2(g) + SO2(g) SOCI₂(g) + Cl₂O(g) Substance: Cl₂(g) SO2(g) SOCI2(g) C1₂O(g) 223.0 248.1 309.8 266.1 S(J/K. mol):

17. The thermochemical equation for the reaction of F2 and water is as follows. AH = -270 kJ F2(g) + 2 H2O (liq)=HF (aq) + O2 (g) Given a system that is initially at equilibrium, which of the following actions cause the reaction to proceed to the right? a) adding O2(g) b) decreasing the temperature c) adding a catalyst d) decreasing the volume of the reaction chamber e) none of the above

Calculate the standard enthalpy change for the reaction at 25 ∘C. Standard enthalpy of formation values can be found in this list of thermodynamic properties. 2CH3OH(g)+3O2(g)----> 2CO2(g)+4H2O(g)