Given the following, determine ΔGo at 29 reaction, ( and K or the precipitation · (k]/mol)...
Using the given data, determineArGº at 298 K for the precipitation reaction below. Ag+(aq) +r(aq) → AgI(5) Substance AGº(kJ/mol) at 298 K r(aq) 51.59 Ag (aq) 77.12 AgI(s) -66.2 Select one: O a. 62.5 kJ/mol-rxn O b.-40.7 kJ/mol-1xn OC. 91.7 kJ/mol-rxn O d. -91.7 kJ/mol-xn O e. 40.7 kJ/mol-rxn
7 Consider the following reaction at 298 K: NH3(g) +HCI(g)NH4CI(s) Using the thermochemical data at 298 K given below (a) Determine the AH for the reaction. (2 marks) (b) Determine the AG for the reaction and comment on its value. (3 marks) (c) Determine the maximum work done available in the reaction. (3 marks) An equilibrium mixture, consisting of 0.5 atm of NHy(), 0.5 atm of HCKg) and excessive of NH Cl(s), is enclosed in a container at 298 K...
and 50. Given the following, determine AGof at 298 K for SnO. Sn(s)+SnO2(s) 2SnO(s); AG° = 12.0 kJ at 298K Substance AGOF(kJ/mol) at 298 K SnO(s) SnO2(s) ? -515.8 95. Consider the following reaction: 3C(s)+4H2(g) -C3H8(g); AH =-104.7 kJ; AS° = -287.4J/K at 298 K What is the equilibrium constant at 400.0 K for this reaction?
What is the value of K for this aqueous reaction at 298 K? A+B ΔGo 23.77 kJ/mol Number 2.57x 10 10
1. For the reaction at 298 K, P4O10s + 6H2O l → 4H3PO4s the values of ΔHo and ΔSo are -416 kJ and -209 J/K, respectively. What is the value of ΔGo at 298 K? Use correct units. ΔGo= 2. Will the following reactions show an increase or decrease for the value of ΔSrxn? NaCl s → Na+aq + Cl-aq H2O l → H2O g 2H2g + C s → CH4g 2CH3OH g + 3O2g → 2CO2g + 4H2O g
Calculate ΔG°rxn,298 and ΔGrxn,298 for the following. a) Ag+(aq) + Cl-(aq) -> AgCl (s) b) Ag+(aq) + I-(aq) -> AgI (s) c) Ag+(aq) + NO3-(aq) -> AgNO3 (aq) d) Ag+(aq) + SO4 2-(aq) -> Ag2SO4(aq) e) Ba 2+(aq) + 2Cl- (aq) + 2H2O (l) -> BaCl2 • 2H2O f) Ba 2+(aq) + 2NO3-(aq) -> Ba(NO3)2 (aq) ΔGo, 298 values for 1M solutions NO3 -108.74 -33.41 SO42 -744.53 -618.41 Cl -109.789 -1296.32 W2 -384.138 Anions (kJ/mol) Cations (kJ/mol) -51.57 -66.19 Ag...
QUESTION 7 A particular reaction has a ΔHo value of -152 kJ and ΔGo of -161 kJ at 484 K. Calculate ΔSo at 484 K in J/K. 1 points QUESTION 8 A particular reaction has a ΔHo value of -125 kJ and ΔSo of -230 J/mol K at 298 K. Assuming that ΔHo and ΔSohardly change with temperature, determine the temperature in K at which the spontaneity of this reaction changes. 1 points QUESTION 9 Given the following...
Determine the standard entropy change of the universe at 25°C for the reaction NHİ (aq) + Cl-(aq) NH, Cl (s) given the following information. Is the reaction spontaneous under standard conditions? Substance Δ AHP(kJ/mol) S° (J/mol K) NH,Cl(s) NH (aq) Cl (aq) -314.4 -132.5 -167.2 94.6 113.4 56.5 +124.6 J/K, yes +26.0 J/K, yes d. a. -26.0 J/K, no b. +49.3 J/K, yes c. -75.3 J/K, no e.
What is ΔGo (in kJ) at 647 K for the following reaction? PbO(g) + CO2(g) → PbCO3(s) PbO: ΔHfo = -219.0 kJ/mol and So = 66.5 J/K mol) PbCO3(s): ΔHfo = -699.1 kJ/mol and So = 131.0 J/K mol) CO2: ΔHfo = -393.5 kJ/mol and So = 213.6 J/K mol) At what temperature (in K) does the above reaction become spontaneous?
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