In order to solve this question, we can use the following equation:
where, R = 8.314 JK-1mol-1
Given temperature = 273.15 + 25 = 298.15 K
and from the given concentration of species at equilibrium we can ascertain the value of Keq
Now, putting all the values into the equation for gibbs free energy,
Part A For the equilibrium of the dissociation reaction of the compound 'Az', the concentrations were...
A.) Given the reaction 2A + B ⇋ 4 C (all gases) concentrations at equilibrium are A = 0.076 M B = 0.829 M If K = 3.32, find the concentration of C and report it in M units. B.) Cu (s) + 2 Ag+ ⇋ Cu2+ (aq+) + 2 Ag(s) K = 7.88 x 104 PbCl2 (s) ⇋ Pb2+ (aq) + 2 Cl- (aq) K = 2.4 x 10-4 AgI (s) ⇋ Ag+ (aq) + I- (aq) K =...
2. For the acid dissociation reaction below, the equilibrium concentrations are given as [H'] = 0.0060 M, [C2H302] =0.0060 M and the equilibrium constant, K is given as 1.8 x10-5. HC2H3O2 (aq) + (aq) + C2H:O2 (aq) a) Write the equilibrium constant expression for the reaction b) Calculate the concentration of HC2H302 at equilibrium
Consider the fructose-1,6-bisphosphatase reaction. Calculate the free energy change if the ratio of the concentrations of the products to the concentrations of the reactants is 20.9 and the temperature is 37.0 °C? AG'for the reaction is -16.7 kJ/mol. AG= AG= kJ/mol
3) The dissociation of ammonium nitrate in aqueous solutions is described by the following chemical reaction Use the information provided in the table below at 25°C, to plot the Gibbs free energy change as a function of the natural logarithm of Q, InQ. [Recall that Q is the quotient of the product of the products raised to the stoichiometric coefficients over the product of the reactants raised to their stoichiometric coefficients.] a) On the ΔG vs In(Q) plot indicate the...
A student determines the value of the equilibrium constant to be 1.13x10 for the following reaction. 3Fe2O3(s) + H2(9)—2Fe3O4(s) + H20(9) Based on this value of Keg: AGº for this reaction is expected to be greater, less) than zero. Calculate the free energy change for the reaction of 1.52 moles of Fe,O3(s) at standard conditions at 298K. AGⓇxn = A student determines the value of the equilibrium constant to be 2.34x10-25 for the following reaction. CH (9) + H20(g)—+3H2(g) +...
A reaction has a standard free-energy change of-489 kJ/mol at 25 °C. What are the concentrations concentrations are 0.30 M, 0.40 M, and 0 M, respectively? of A, B, and C at equilibrium if, at the beginning of the reaction, their Number Number Number How would your answers above change if the reaction had a standard free-energy change of +4.89 kJ/mol? O There would be no change to the answers. O All concentrations would be higher. All concentrations would be...
Consider the malate dehydrogenase reaction from the citric acid
cycle. Given the listed concentrations, calculate the free energy
change for this reaction at energy change for this reaction at 37.0
∘ C (310 K). Δ G ∘ ′ for the reaction is + 29.7 kJ/mol . Assume
that the reaction occurs at pH 7.
thank you
Consider the malate dehydrogenase reaction from the citric acid cycle. Given the listed concentrations, calculate the free energy change for this reaction at energy...
At 25 °C, the equilibrium partial pressures for the following reaction were found to be PA = 6.00 atm, Pg = 4.89 atm, Pc = 4.66 atm, and Po = 4.09 atm. 3a (g) +43(g) = 20(g) +3D(g) What is the standard change in Gibbs free energy of this reaction at 25 °C? Number AG kJ/mol
Calculate the standard change in Gibbs free energy, AGixn , for the given reaction at 25.0 °C. Consult the table of thermodynamic properties for standard Gibbs free energy of formation values. NH,CI() = NH(aq) + Cl(aq) AGxn = -7.7 kJ/mol Determine the concentration of NH(aq) if the change in Gibbs free energy, AGrxn , for the reaction is –9.53 kJ/mol. [NH] = 0.72 Consider a general reaction enzyme A(aq) = B(aq) The AG® of the reaction is -4.880 kJ mol-....
er at initial change (AG The standard free energy change (AG) for ATP hydrolysis is -30.5 kJ/ mol ATP, ADP, and I are mixed together at initial concentrations of 1 M each then left alone until the reaction below has come to equilibrium. For each species (ie. ATP. ADP and P.) indicate whether the concentration will be equal to 1 M, less than 1 M, or greater than 1 M after the reaction had reached equilibrium. Explain why. ATP +...