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10. For a certain reaction, AGo of reaction +3.49kJ at a temperature of 298K and AG...
For The Reaction at 298 K 2 No O The values of aH ndas are -SB03 J 16.4 5/K respetivdy what thevalue ot AG 298k Ass...
For The Reaction at 298 K 2 No O The values of aH ndas are -SB03 J 16.4 5/K respetivdy what thevalue ot AG 298k Assuning that H d as de aet depgond on Tenpersture, at what temperature i AGo? T, AG negefive above or balouth tertne (2 As o is cooled at 1atn, it freezes at 545 K t fen Sold . At a lower tenperture, Solid I cearanges to Solid diffet crystal struture. Tharnal meaurenents Show hat AH...
15. The standard Gibbs free energy change (AG%) for the Haber reaction at 298K is -2.83...
15. The standard Gibbs free energy change (AG%) for the Haber reaction at 298K is -2.83 kJ/mol N2(g) + 3H2(g) + 2NH3(g) If the reaction begins with 2.55 atm N2(g) 0.115 atm Hz(g) and 0.488 atm NH3(9) at 298K what is the free energy change (AG) for the reaction under these conditions AND will the reaction be spontaneous under these conditions? (10 points) 16. For the following reactions, predict whether they will tend to be spontaneous at either high or...
temp is : 298K QUESTION 9 Please show all work. For full credit provide equations used....
temp is :
298K
QUESTION 9 Please show all work. For full credit provide equations used. Please use correct significant figures and correct units in answers. The equilibrium constant for the reaction, 2Fe3+ (aq) + Hg22+ (aq) = 2Fe2+ (aq) + 2Hg2+ is Kc = 9.1 x 10-6 @298K a. What is AGO at this temperature? b. If reactants and products in their standard state concentrations (1M) are mixed, in which direction does the reaction proceed? Provide a numerical justification...
help with all of these please 19. For a certain reaction, AH -35.4 kJ and AS...
help with all of these please
19. For a certain reaction, AH -35.4 kJ and AS - 85.5 / a) is the reaction endothermic or exothermic? b) Does the reaction lead to an increase or decrease in the disorder of the system? c) Calculate AGº for the reaction at 298K d) is the reaction spontaneous at 298K? 20. The sublimation of solid carbon dioxide is a spontaneous process. Predict the sign (+,-, or 0) of AG", AH", and As,", respectively....
question. Consider the following reaction at 298K. Pb2+ (aq) + Co (s) Pb (s) + Co2+...
question. Consider the following reaction at 298K. Pb2+ (aq) + Co (s) Pb (s) + Co2+ (aq) Which of the following statements are correct? Choose all that apply. OK<1 On= 5 mol electrons E cell <0 The reaction is product-favored. delta Gº<0 Submit Answer Retry Entire Group 4 more group attempts remaining Consider the following reaction at 298K. Ni2+ (aq) + Pb (8) -Ni (6) + Pb2+ (aq) Which of the following statements are correct? Choose all that apply. AG°...
1. What is AG at 25 °C (298 K) for the reaction below? Show your answer...
1. What is AG at 25 °C (298 K) for the reaction below? Show your answer with four significant figures Cs) + 026) CO268 AH=-393.5 kJ/mol AS=0.0029 kJ/mol K 2. A certain reaction has AH = 10.3 kJ/mol and AS = 42.7J/K-mol. Calculate AG in kJ/mol at 338 K. Show your answer with four significant figures 3. Consider the following potential energy diagram that represents two different reactions. Which reaction is spontaneous? Which reaction is faster? Reaction A Reaction B...
4. Which of the following is consistent with a spontaneous endothermic reaction? (A) AH> 0, AS...
4. Which of the following is consistent with a spontaneous endothermic reaction? (A) AH> 0, AS <0, AG <0 (D) AH<0, AS > 0, AG>O (B) AH > 0, AS > 0, AG <0 (E) AH>0, AS <0, AG>0 (C) AH<0, AS <0, AG<0 5. For the reaction H, (g) +S (8) HS (g), AF- -20.2 kJ/mol and AS = +43.1 J/K mol. Which of these statements is true? (A) The reaction is only spontaneous at low temperatures. (B) The...
Look at the following reaction. O The Stoichiometry for this reaction affects your calculations for AG...
Look at the following reaction. O The Stoichiometry for this reaction affects your calculations for AG SO3 (g) 2SO2 (g) O2 (g) O To calculate AG for the decomposition of one mole Suppose that you are given the following information for of SO3(g), you use the expression AGO (AGof for this reaction at room temperature: O2 AG for SO (AGOf for SO 2)- AGof for SO2(g) 300.19 kJ /mol O If AG is negative, the reaction is spontaneous AGof for...
Potassium chlorate (KCIO3) is often used to generate oxygen according to its decomposition reaction (shown below):...
Potassium chlorate (KCIO3) is often used to generate oxygen according to its decomposition reaction (shown below): A.9 2KCI (s) +302(g) 2KCIO3(s) AH (kJ mol) S (JK mol) KCIO3 (s) KCI (s) 397.8 143.1 -435.9 82.6 O2 (g) 0 205.0 Use the thermochemical data provided above to calculate the standard change in Gibbs Energy (AG for this reaction at a temperature of 298K AH 88.6 kJ (A) 4G. AH-TOs (B) -88.6 kJ (C) -223.4 kJ (D) +223.4 kJ (E) 266.1 kJ...
6. What does it mean for a reaction to have a - AG? 7. If reaction...
6. What does it mean for a reaction to have a - AG? 7. If reaction A has a AG° = -4 kJ/mole and reaction B has a AG° = -40 kJ/mole, which reaction is more product-favored? Explain your answer. 8. For the reaction 4C(s) + S:(s) = 4CS2(g) AH° = +359 kJ i) What is the sign of ASº for this reaction? What can you say about the sign of AGº for this reaction? How many kJ of energy...
For The Reaction at 298 K 2 No O The values of aH ndas are -SB03 J 16.4 5/K respetivdy what thevalue ot AG 298k Assuning that H d as de aet depgond on Tenpersture, at what temperature i AGo? T, AG negefive above or balouth tertne (2 As o is cooled at 1atn, it freezes at 545 K t fen Sold . At a lower tenperture, Solid I cearanges to Solid diffet crystal struture. Tharnal meaurenents Show hat AH...
15. The standard Gibbs free energy change (AG%) for the Haber reaction at 298K is -2.83 kJ/mol N2(g) + 3H2(g) + 2NH3(g) If the reaction begins with 2.55 atm N2(g) 0.115 atm Hz(g) and 0.488 atm NH3(9) at 298K what is the free energy change (AG) for the reaction under these conditions AND will the reaction be spontaneous under these conditions? (10 points) 16. For the following reactions, predict whether they will tend to be spontaneous at either high or...
temp is :
298K
QUESTION 9 Please show all work. For full credit provide equations used. Please use correct significant figures and correct units in answers. The equilibrium constant for the reaction, 2Fe3+ (aq) + Hg22+ (aq) = 2Fe2+ (aq) + 2Hg2+ is Kc = 9.1 x 10-6 @298K a. What is AGO at this temperature? b. If reactants and products in their standard state concentrations (1M) are mixed, in which direction does the reaction proceed? Provide a numerical justification...
help with all of these please
19. For a certain reaction, AH -35.4 kJ and AS - 85.5 / a) is the reaction endothermic or exothermic? b) Does the reaction lead to an increase or decrease in the disorder of the system? c) Calculate AGº for the reaction at 298K d) is the reaction spontaneous at 298K? 20. The sublimation of solid carbon dioxide is a spontaneous process. Predict the sign (+,-, or 0) of AG", AH", and As,", respectively....
question. Consider the following reaction at 298K. Pb2+ (aq) + Co (s) Pb (s) + Co2+ (aq) Which of the following statements are correct? Choose all that apply. OK<1 On= 5 mol electrons E cell <0 The reaction is product-favored. delta Gº<0 Submit Answer Retry Entire Group 4 more group attempts remaining Consider the following reaction at 298K. Ni2+ (aq) + Pb (8) -Ni (6) + Pb2+ (aq) Which of the following statements are correct? Choose all that apply. AG°...
1. What is AG at 25 °C (298 K) for the reaction below? Show your answer with four significant figures Cs) + 026) CO268 AH=-393.5 kJ/mol AS=0.0029 kJ/mol K 2. A certain reaction has AH = 10.3 kJ/mol and AS = 42.7J/K-mol. Calculate AG in kJ/mol at 338 K. Show your answer with four significant figures 3. Consider the following potential energy diagram that represents two different reactions. Which reaction is spontaneous? Which reaction is faster? Reaction A Reaction B...
4. Which of the following is consistent with a spontaneous endothermic reaction? (A) AH> 0, AS <0, AG <0 (D) AH<0, AS > 0, AG>O (B) AH > 0, AS > 0, AG <0 (E) AH>0, AS <0, AG>0 (C) AH<0, AS <0, AG<0 5. For the reaction H, (g) +S (8) HS (g), AF- -20.2 kJ/mol and AS = +43.1 J/K mol. Which of these statements is true? (A) The reaction is only spontaneous at low temperatures. (B) The...
Look at the following reaction. O The Stoichiometry for this reaction affects your calculations for AG SO3 (g) 2SO2 (g) O2 (g) O To calculate AG for the decomposition of one mole Suppose that you are given the following information for of SO3(g), you use the expression AGO (AGof for this reaction at room temperature: O2 AG for SO (AGOf for SO 2)- AGof for SO2(g) 300.19 kJ /mol O If AG is negative, the reaction is spontaneous AGof for...
Potassium chlorate (KCIO3) is often used to generate oxygen according to its decomposition reaction (shown below): A.9 2KCI (s) +302(g) 2KCIO3(s) AH (kJ mol) S (JK mol) KCIO3 (s) KCI (s) 397.8 143.1 -435.9 82.6 O2 (g) 0 205.0 Use the thermochemical data provided above to calculate the standard change in Gibbs Energy (AG for this reaction at a temperature of 298K AH 88.6 kJ (A) 4G. AH-TOs (B) -88.6 kJ (C) -223.4 kJ (D) +223.4 kJ (E) 266.1 kJ...
6. What does it mean for a reaction to have a - AG? 7. If reaction A has a AG° = -4 kJ/mole and reaction B has a AG° = -40 kJ/mole, which reaction is more product-favored? Explain your answer. 8. For the reaction 4C(s) + S:(s) = 4CS2(g) AH° = +359 kJ i) What is the sign of ASº for this reaction? What can you say about the sign of AGº for this reaction? How many kJ of energy...
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