Homework Answers
Add Answer to:
hapter 8 Multiple Choice Question 88 Part A Calculate AG for the reaction below and tell...
For each part below, use the data below to calculate AG at 205 K for each...
For each part below, use the data below to calculate AG at 205 K for each of the following reactions. Then use the data in the chart to determine whether each reaction is spontaneous at 205 K. H2S(g) O2(g) H20(g) SO2(g) SO3(g) H2SO4 -690.0 S(g) H20(1) 33.01 0 -228.6 300.1 371.1 205.6 205.0 188.7 248.2 256.8 156.9 167.8 70.0 20.17 0 241.8 296.8 395.7 814.0 277.2 285.8 236.7 237.2 2S02(g)+02(2)>2S0,(g) ΔG205 -151.8 kJ Choose one: Spontaneous Nonspontaneous SO,( H20)HS40) AG205-...
A process at constant T and P can be described as spontaneous if AG <0 and...
A process at constant T and P can be described as spontaneous if AG <0 and nonspontaneous if AG> 0. Over what range of temperatures is the following process spontaneous? Assume that gases are at a pressure of 1 atm. (Hint: Use the data below to calculate AH and AS [assumed independent of temperature and equal to AH° and AS°, respectively] and then use the definition of AG.) 2 MnO2(s) 02(g) 2 MnO(s) AH (kJ mol) -520.0 -385.2 s° (J...
Question 5 Correct Use AG° =AH° -TAS° to calculate AG (in kJ) at 298 K for...
Question 5 Correct Use AG° =AH° -TAS° to calculate AG (in kJ) at 298 K for : Mark 1.00 out of 1.00 2002(g) +4H2O(1) ► 2CH3OH(1) + 302(g) P Flag question Answer: 1404.84 Question 6 Not answered Marked out of 1.00 If the above reaction could be done at 3399 K, what would be your estimate for AGº (in kJ) at this elevated temperature? Use AGⓇ =AH°-TAS and assume AH° and AS are independent of temperature. P Flag question (Theis...
AG°= AH-TAS AG=AGº+RTinQ where R=8.314 J/mol K 1. Calculate AGº for the following reaction at 25 °C if AH°= -1854 kJ...
AG°= AH-TAS AG=AGº+RTinQ where R=8.314 J/mol K 1. Calculate AGº for the following reaction at 25 °C if AH°= -1854 kJ/mol; AS°= -236 J/mol K CH-COCH3(g) + 402(g) → 3C02(g) + 3H2O(1) 2. NH.NO, dissolving in water is a spontaneous process. As it dissolves, the temperature of the solution decreases. Based on this, what must the signs (positive or negative) of AG, AH, and AS be?
• Calculate AH , AS and AG for the reaction below at 115°C. Before you begin...
• Calculate AH , AS and AG for the reaction below at 115°C. Before you begin calculating, predict signs (+ or -) for enthalpy, entropy, and free energy of reaction. • Is the reaction spontaneous at 115°C? Na 0 (8) + H2O() → NaOH () Na,0 (s) HO (D) NaOH (s) AH°, (kJ/mol) 414.2 -285.8 -427.0 Sº (J/K-mol) 75.1 70.0 64.0
This question has multiple parts. Work all the parts to get the most points. a Consider...
This question has multiple parts. Work all the parts to get the most points. a Consider the reaction: Ca(s) +2 H20(1) - Ca(OH)2(aq) +2H2(g) AH:º(kJ/mol -285.83 -1002.82 S°(J/K) mol 41.59 69.95 -74.5 130.7 What are the values of AH°, ASand AG° AH° kJ/mol AS° = J/K.mol AG° = kJ/mol Submit Submit Answer Try Another Version 6 item attempts remaining
8. For the following reaction, CC2(s) + 2H2O(l) + Ca(OH)2(s) + C2H2(g) which is spontaneous at all temperatures, on...
8. For the following reaction, CC2(s) + 2H2O(l) + Ca(OH)2(s) + C2H2(g) which is spontaneous at all temperatures, one would predict that a. AG is positive for all temperatures. d. AH is - and AS is for the reaction. b. AH is + and AS is for the reaction. e. AH is + and AS' is- for the reaction. c. AH is - and AS is for the reaction. 9. Calculate the standard absolute entropy, in J/mol K. of Mg:...
• Calculate AHK AS and AG for the reaction below at 115°C. Before you begin calculating,...
• Calculate AHK AS and AG for the reaction below at 115°C. Before you begin calculating, predict signs (+ or -) for enthalpy, entropy, and free energy of reaction. • Is the reaction spontaneous at 115°C? • Na 0 (8) + H2O (1) → NaOH(S) AH" (kJ/mol) -414.2 Na 0 (s) HIZO (1) NaOH (S) Sº (J/K mol) 75.1 70.0 6 4.0 -285.8 -427. 0
Calculate the AG" value at 500 K for the reaction given below. Is the reaction voluntary...
Calculate the AG" value at 500 K for the reaction given below. Is the reaction voluntary under conditions where the pressure of each H2 (g) and H20 (g) gas is 1 atm each? Cu (S) + H20 (g) → CuO (S) + H2 (g) 500K AHºf (kJ/mol) Sº (J/mol K) Cu (S). 0 33.3 H2O (g.hu -241.8 188.7 CuO (S) -155.2 43.51 H2 (g) 0 130.6
Use Hess' law and the data below to calculate AG, in kJ, for the following reaction:...
Use Hess' law and the data below to calculate AG, in kJ, for the following reaction: NO(g) + O (9) NO2 (g), AG° = ? 2 03 (9) - 3 O2 (g), AG° = +489.6 kJ 02 (9) 20 (9), AGⓇ = +463.4 kJ NO(g) + O2 (9) - NO2 (g) + O2 (g), AG° = -199.5 kJ QUESTION 14 Calculate AG for the following reaction, in kJ, at 0 °C under the following non-standard conditions shown below. 2 Hgo...
For each part below, use the data below to calculate AG at 205 K for each of the following reactions. Then use the data in the chart to determine whether each reaction is spontaneous at 205 K. H2S(g) O2(g) H20(g) SO2(g) SO3(g) H2SO4 -690.0 S(g) H20(1) 33.01 0 -228.6 300.1 371.1 205.6 205.0 188.7 248.2 256.8 156.9 167.8 70.0 20.17 0 241.8 296.8 395.7 814.0 277.2 285.8 236.7 237.2 2S02(g)+02(2)>2S0,(g) ΔG205 -151.8 kJ Choose one: Spontaneous Nonspontaneous SO,( H20)HS40) AG205-...
A process at constant T and P can be described as spontaneous if AG <0 and nonspontaneous if AG> 0. Over what range of temperatures is the following process spontaneous? Assume that gases are at a pressure of 1 atm. (Hint: Use the data below to calculate AH and AS [assumed independent of temperature and equal to AH° and AS°, respectively] and then use the definition of AG.) 2 MnO2(s) 02(g) 2 MnO(s) AH (kJ mol) -520.0 -385.2 s° (J...
Question 5 Correct Use AG° =AH° -TAS° to calculate AG (in kJ) at 298 K for : Mark 1.00 out of 1.00 2002(g) +4H2O(1) ► 2CH3OH(1) + 302(g) P Flag question Answer: 1404.84 Question 6 Not answered Marked out of 1.00 If the above reaction could be done at 3399 K, what would be your estimate for AGº (in kJ) at this elevated temperature? Use AGⓇ =AH°-TAS and assume AH° and AS are independent of temperature. P Flag question (Theis...
AG°= AH-TAS AG=AGº+RTinQ where R=8.314 J/mol K 1. Calculate AGº for the following reaction at 25 °C if AH°= -1854 kJ/mol; AS°= -236 J/mol K CH-COCH3(g) + 402(g) → 3C02(g) + 3H2O(1) 2. NH.NO, dissolving in water is a spontaneous process. As it dissolves, the temperature of the solution decreases. Based on this, what must the signs (positive or negative) of AG, AH, and AS be?
• Calculate AH , AS and AG for the reaction below at 115°C. Before you begin calculating, predict signs (+ or -) for enthalpy, entropy, and free energy of reaction. • Is the reaction spontaneous at 115°C? Na 0 (8) + H2O() → NaOH () Na,0 (s) HO (D) NaOH (s) AH°, (kJ/mol) 414.2 -285.8 -427.0 Sº (J/K-mol) 75.1 70.0 64.0
This question has multiple parts. Work all the parts to get the most points. a Consider the reaction: Ca(s) +2 H20(1) - Ca(OH)2(aq) +2H2(g) AH:º(kJ/mol -285.83 -1002.82 S°(J/K) mol 41.59 69.95 -74.5 130.7 What are the values of AH°, ASand AG° AH° kJ/mol AS° = J/K.mol AG° = kJ/mol Submit Submit Answer Try Another Version 6 item attempts remaining
8. For the following reaction, CC2(s) + 2H2O(l) + Ca(OH)2(s) + C2H2(g) which is spontaneous at all temperatures, one would predict that a. AG is positive for all temperatures. d. AH is - and AS is for the reaction. b. AH is + and AS is for the reaction. e. AH is + and AS' is- for the reaction. c. AH is - and AS is for the reaction. 9. Calculate the standard absolute entropy, in J/mol K. of Mg:...
• Calculate AHK AS and AG for the reaction below at 115°C. Before you begin calculating, predict signs (+ or -) for enthalpy, entropy, and free energy of reaction. • Is the reaction spontaneous at 115°C? • Na 0 (8) + H2O (1) → NaOH(S) AH" (kJ/mol) -414.2 Na 0 (s) HIZO (1) NaOH (S) Sº (J/K mol) 75.1 70.0 6 4.0 -285.8 -427. 0
Calculate the AG" value at 500 K for the reaction given below. Is the reaction voluntary under conditions where the pressure of each H2 (g) and H20 (g) gas is 1 atm each? Cu (S) + H20 (g) → CuO (S) + H2 (g) 500K AHºf (kJ/mol) Sº (J/mol K) Cu (S). 0 33.3 H2O (g.hu -241.8 188.7 CuO (S) -155.2 43.51 H2 (g) 0 130.6
Use Hess' law and the data below to calculate AG, in kJ, for the following reaction: NO(g) + O (9) NO2 (g), AG° = ? 2 03 (9) - 3 O2 (g), AG° = +489.6 kJ 02 (9) 20 (9), AGⓇ = +463.4 kJ NO(g) + O2 (9) - NO2 (g) + O2 (g), AG° = -199.5 kJ QUESTION 14 Calculate AG for the following reaction, in kJ, at 0 °C under the following non-standard conditions shown below. 2 Hgo...
Most questions answered within 3 hours.
-
A sock stuck to the side of a clothes-dryer barrel has a
centripetal acceleration of 24...
asked 30 minutes ago -
A perfect gas undergoes an isentropic process such that its
volume doubles. If the ratio of...
asked 50 minutes ago -
list the elements in groups 3A to 6A in the same order as in the
periodic...
asked 59 minutes ago -
Estimating effect size. Peng and Chen (2014)
evaluated effect size estimates for various tests. In their...
asked 1 hour ago -
Write a script in MySQL that creates and calls a stored
procedure name test. This procedure...
asked 1 hour ago -
If we test the following: H0: μ = 17
vs. H1: μ ≠ 17 and the...
asked 1 hour ago -
in the past year TVG had revenues of 3 million, cost
of goods sold of $25...
asked 1 hour ago -
4) In a polypeptide, which bond cannot rotate because of its
partial double bond character?
The...
asked 1 hour ago -
Assume that in the short run L = 1,000 and K = 100. 1. What is...
asked 1 hour ago -
At a given temperature, 2.06 atm of H2 and 3.7 atm of Br2 are
mixed and...
asked 1 hour ago -
Sodium reacts with Hydrochloric acid to form sodium chloride and
hydrogen gas. 2Na(s)+ 2 HCl(aq)-> 2...
asked 1 hour ago -
The following circuits (1 & 2) are combined to form a
series-parallel circuit and resulting circuit...
asked 2 hours ago