Given the following results, D(s) + G2+(aq) → D2+(aq) + G(s) a reaction occurs G(s) +...
Given the following results, D(s) + G2+(aq) → D2+(aq) + G(s) a reaction occurs D(s) + J2+(aq) → D2+(aq) + J(s) no reaction occurs which of these reactions will be spontaneous? i. G(s) + D2+(aq) → G2+(aq) + D(s) ii. J(s) + G2+(aq) → J2+(aq) + G(s) iii. G(s) + J2+(aq) → G2+(aq) + J(s) iv. J(s) + D2+(aq) → J2+(aq) + D(s)
A reaction occurs and the following plot was created: If Arxn - ASsys, which of the following reactions matches the results in the plot and is the reaction spontaneous or nonspontaneous? (Hint: Is Sex positive or negative?) Entropy AS ASAS O A ACI (5) Agº (aq) + C (aq); the reaction is nonspontaneous B. NHACI (5) - NH3 (0) + HCI (o); the reaction is nonspontaneous OC.2 502 (0) + 0) (0) - 2 SO3(); the reaction is spontaneous D.H20...
38. The following redox half reactions are combined in a voltaic cell. Which reaction occurs at the cathode and what is the Eceu? Fe2+(aq) + 2e → Fe(s) E°=-0.44 V Cu²+(aq) + 2e → Cu(s) E°= 0.34 V a) b) c) d) Cu2+(aq) + 2e → Cu(s), Ecell = 0.78 V Fe2+(aq) + 2e → Fe(s), Ecel = 0.78 V Fe2+(aq) + 2e → Fe(s), Ecell =-0.10 V Cu²+(aq) + 2e → Cu(s), Ecel = 0.10 V Cu²+ (aq) +...
An electrochemical reaction occurs: A+ (aq) + B (s) --> B+ (aq) + A (s) The following information is given: A+ (aq) + e- --> A (s) E0 = +0.38 V B+ (aq) + e- ---> B (s) E0 = -0.9 V Calculate the standard cell potential.
Consider the redox reaction S(s) + HNO3(aq) => H2SO3(aq) + N2O(g), which occurs in acidic solution, and answer the questions below. 1. Once properly balanced, what are the coefficients of: a. S ______________ b. HNO3 ______________ c. H2SO3 ______________ d. N2O ______________ 2. What is the value of n for this reaction?_____________ 3. What is the oxidation state of sulfur in the compound H2SO3?______________ 4. Is the elemental sulfur being oxidized or reduced?________________ 5. At which electrode (cathode or anode)...
10. Given the following table: Compound NO: (g) N:O (g) AHP (J mol) AGP (J mol) 51.84 33.85 9.66 98.29 For the reaction: N:Oa (g) eo 2NO: (g) (a) Use the information in the Table to calculate AG for the reaction (b) Use the information in the Table to calculate AH" for the reaction (c) Calculate K, at 25 C. (d) Calculate K, at 1600 °C. (Assume AH to be temperature independent) (e) Calculate the degree of dissociation, a, of...
Is the following reaction spontaneous? Cd(s) + 2H+(aq) → H2(g) + Cd2+(aq) If so/if not, please explain :)
Use the standard reduction potentials to determine the G of the reaction of Tl(s) and H(aq) to produce (a) Tl(aq) and H2(g) and (b) Tl5+(aq) and H2(g). 14.27 Use standard reduction potentials to determine the Δ Go of the reaction of Tl (s) and H' (ag) to produce (a) TI (ag) and H2(g) and (b) TI3 (aa) and H2(g). Which reaction is more thermodynamically spontaneous under standard-state condi- tions? Comment on the results relative to the incrt-pair effect.
Q1 Q2 Q3 Is a reaction with the following values of AH and AS spontaneous at 350 K?. AH 107 kJ AS = - 285 J/K A. The reaction is not spontaneous. B. The reaction is spontaneous. C. The reaction is at equilibrium. D. Cannot be determined Which of the following reactions represent AG°f? A. Na (s) + 1/2 F2 (g) → NaF (s) B. 2 H2 (g) + O2 (g) + 2 H20 (1) C. H30+ (aq) + OH-...
24. Determine A Sºrxn given the following information: Reaction: Zn(s) + 2HCl(aq) → ZnCl2(aq) + H2(9) Substance Zn(s) HCl(aq) H2(g) Zn2+(aq) Cl(aq) Sº (J/mol x K) 60.9 56.5 130.58 -106.5 55.10 A) -39.6 J/mol.K B) O J/mol.K C) +39.6 J/mol.K D) -38.2 J/mol.K E) +38.2 J/mol.K