Which of the following is true if Esys = -346 J A. The system is gaining 346J while the surrounding are losing 346 J B. The system is losing 346 J while the surrounding are gaining 346J C. Both the system and the surrounding are gaining 346J D. Both the system and the surrounding are losing 346 J E. None of the above is true

Q: Use the observations about each chemical reaction in the table below to decide the sign (positive or…

A: This problem is based on Thermodynamics. Here we have to use 2nd law of thermodynamics to find out…

Q: 14) For the reaction BaF2(s) = Ba2 (aq) + 2F (aq), AG= 35000 at 25 °C, calculate KSP? calculate AG…

A: The solubility product constant and Gibbs free energy are related as follows: Where ΔGo = change in…

Q: At what temperature will there be no free energy if AH-33.7 kJ and AS°-45.4 J/K? 1350 K 1530 K 742 K…

A: Given that,  The standard enthalpy change is ∆H0 = 33.7 kJ = 33700 J, The standard entropy change is…

Q: Calculate the free-energy change of the following reaction at 410°C and standard pressure. Values in…

A: In thermodynamics, Gibbs free energy is a thermodynamic potential that can be used to calculate…

Q: When a thermodynamics process occurs and there is no change in pressure, ∆P = 0, this process is…

A: The different processes given in the option are defined as A) Adiabatic : This are those processes…

Q: Specify the possible J values for the following states . ¹p .4F . ²G

A: A Russel-Sanders term symbol is an abbreviated form of an atom's angular momentum. It can be written…

Q: (Q73) If both the enthalpy change and the entropy change for a certain process have negative values,…

A: We know that ∆G=∆H-T∆S Where ∆G is gibbs energy. ∆H is enthalpy chnagr and ∆S is entropy change  For…

Q: Can the reaction of one black knight turning into two white knights (∆S = 1.33×10-23 J/K) ever be:…

A: given data (∆S = 1.33×10-23 J/K) or  (∆S = -2.87×10-23 J/K)

Q: Use AG values from Appendix IIB to calculate the equilibrium constants at 25°C for each of the…

A: Answer

Q: (Q74) A certain process is nonspontaneous at low temperatures. Given that AHrxn = 222.2 kJ and ASrxn…

A:

Q: Consider the reaction: N₂(g) +20₂(g) → 2NO₂(g) Using standard thermodynamic data at 298 K, calculate…

A:

Q: part below, use the data below to calculate AG at 205 K for each of the following reactic Then use…

A:

Q: A solution is made by dissolving a small amount of KC into a large container of water at 20.0°C.…

A: Given a thermodynamic system of a solution of KCl and to determine the change in thermodynamic…

Q: (s) + Cl -1(g) → NaCl(s) ΔH° = −788.5 kJ Cl2(g) → 2 Cl(g) ΔH° = 243.6 kJ Na(g) → Na+1 (g) + e−1 ΔH°…

A: Since your question has multiple parts, we will answer the first part for you. If you want residual…

Q: At what temperature will there be no free energy if AH0=13.7 kJ and AS°=52.8 J/K? O3850 K 259 K 723…

A: From given data  ∆H°=13.7 kJ = 13700 J ∆S°= 52.8 J/K  ∆G°= 0 Formula used  ∆G°= ∆H°-T∆S°

Q: 13) Determine the signs of (AH, AS, AG) for the reaction H₂O(s) → H₂O(1) at high temperature? a) (+,…

A:

Q: Calculate the change in internal energy when 1 mole of H2 and 1/2 mole of O2 are converted to 1 mole…

A: Given ∆ng= (gaseous mole of product) - (gaseous        mole of reactant)  ∆ng= 0- {1+1/2} ∆ng=3/2…

Q: Consider the combustion of ethane: 2C2H6 + 7O2 --> 4CO2 + 6H2O Substance ΔHf C2H6 -84.7 O2 0 CO2…

A:

Q: For which system is ∆S<0?   CO2(g)→CO2(s)   CO2(s)→CO2(l)   CO2(s)→CO2(g)   CO2(l)→CO2(g)

A: We have four system, we have to choose the system  where the change in entropy is negative.

Q: Hint: No calculations are required. For the reaction CO:(g) + H2(g)CO(g) + H20(g) AH° = 41.2 kJ and…

A: Dear student I have given answer to your question in the image format.

Q: Predict the sign of ASrxn for each of the following. Briefly explain your reasoning a. 5 CO(g)…

A: For any reaction in which the number of gaseous moles is more in reactant side compared to product…

Q: Calculate ASuniy for the following reaction at 300K. 2 NO(g) O2(g) 2NO2(g) AHxn = -114 kJ ASrxn =…

A: Solution-

Q: Find △°Arxn and △°Grxn  at 298 from (table) enthalpies of formation and the absolute entropies of…

A: The answer in the explanation part.Explanation:

Q: Calculate the change in entropy if Br2() is converted to Br2(g). TJ/K So for Br2()=152.2 J/(mol⚫K)…

A: To calculate change in entropy we use formula ∆S° = sum of entropy of products multiplying by its…

Q: 15) For the reaction R-P, the concentration of a reactant changes from 0.0300 M to 0.0282 M in 25…

A: NOTE : I HAVE BEEN ASKED TO SOLVE ONLY QUETION NUMBER 15 SO I AM GOING TO TO SOLVE ONLY THAT ,IF YOU…

Q: A. Predict the sign of AS', if possible, for each of the following reactions. If you cannot predict…

A:

Q: 2. Calculate AGº and Kc for the following reaction at 298K: Br₂(1) + 21 (aq) (R:8.314J/mol.K, 96500…

A: The negative value of ∆G0 describes that the reaction is spontaneous towards forward direction.

Q: Circumstances for the use of nRIn(V2/V1) and CvIn(T2/T1) in calculating ∆S

A: Entropy change of n moles of a gas is given below: where,   n  = No. of moles of a gas C  = Heat…

Q: Calculate ∆ S for heating methane from 310 K to 867 K at constant volume.For calculating that find…

A: Entropy is a measure of randomness or disorder of the system. It is difficult to determine the…