The value of K for a following reaction at standard condition is 2.1 x 1013. Cu2*(aq) + 4 NH3(aq) = Cu(NH3)42*(aq) What can you conclude from this? A. The rate constant of the forward reaction always is greater than the rate constant of the reverse reaction. B. The free energy of the reaction is approximately 76.0 kJ/mol. C. At equilibrium, the concentration of products will be much greater than the concentration of reactants. Gas constant is R = 8.3144598 J. mol-1. K1. B only. Both B and C. C only. Both A and . A only. Both A and B. All A, B, and C.

A(aq) + B(aq) = C(aq) has a standard free-energy change of –5.11 kJ/mol at 25 °C. What are the concentrations of A, B, and C at equilibrium if, at the beginning of the reaction, their concentrations are 0.30 M, 0.40 M, and 0 M, respectively? [A] = M [B] = [C] = M

Consider the following reaction:  Ni(s) + 4CO(g) <-->Ni(CO)4(g) At 1397o C, the standard free energy change of the reaction is -40.0 kJ/mol. If the partial pressure of CO is 2 atm and that of Ni(CO)4(g) is 3 atm,  calculate the free energy change of the reaction at 1397oC.  Group of answer choices -63.2 kJ/mol -23.2 kJ/mol 23.2 kJ/mol -16.8 kJ/mol

ΔG° for the reaction shown is equal to -419.6 (kJ/mol). Use the information given in the table to determine the standard free energy of formation vales, Gf° (kJ/mol) for the substance D. 1 A(s) + 1 B(g) → 1 C(s) + 1 D(g) Substance Gf°(kJ/mol) A(s) -684.3 B(g) -223.7 C(s) 187.7

1. If a reaction mixture initially contains a CO concentration of 0.1510 M and a Cl2 concentration of 0.179 M at 1000 K. What is the equilibrium concentration of CO at 1000 K? 2. What is the equilibrium concentration of Cl2 at 1000 K? 3. What is the equilibrium concentration of COCl2 at 1000 K? Thank you so much! These three questions bothered me for so long.

The standard reaction free energy AG=-1181. kJ for this reaction: 4 H,O2) + PbS(s)→ PBSO (s) + 4H,O(1) Use this information to complete the table below. Round each of your answers to the nearest kJ. reaction AG 8H,0, () + 2PBS(s) - 2 PbSo,(s) + 8H,0(1) kJ PbSO,(6) + 4H,0 (1) - 4H,0,(1) + PbS(s) 1 POSO,() + 2H,0(1) → 2H,0,(1) + ; PbS(s)

The difference in standard free energy between reactant R and product P is + 7.5 kJ/mol. What’s the ratio of P to R at equilibrium? P to R ratio =

Refer to the attached photo. Thank you!

a) The two copper atoms in R have the ability to bind one molecule of O2 (Cu–O–O–Cu). If, at equilibrium, O2 is bound to 60% of the R, what is the equilibrium constant for the reaction R + O2 ⇌ RO2 ? b) Hemoglobin, abbreviated Hb, is the oxygen carrier protein in mammals. The equilibrium constant for the reaction of Hb with O2(g) under the same conditions, Hb + O2 ⇌ HbO2, is 225. What is the equilibrium constant for the reaction HbO2 + R ⇌ RO2 + Hb ?

Determine the standard free energy (DG) of the reaction C2H5OH (g) (=> C₂H5OH (C) The vapor pressure of C₂H5OH (g) at 95°c is mmHg and K = 8.31 JIK)