![For the reaction Zn(s) + Cla) -- 2ZnCl2 (s) given the following information: S [Cl2(g)] = +215.0 J/mol K, S [Zn(s) - 41.2 l/m](http://img.homeworklib.com/questions/52105a80-40d4-11eb-91c2-9f4dcd5b0535.png?x-oss-process=image/resize,w_560)
Homework Answers
![Zn(s) + 4,193 > 2714 (5) Givea 15 [4] = +215,0 Jolok 5° Czu] = +41.2 Jlncolok sofruch} = +107.1g/molek (a) Asöxu = Asprodunt](http://img.homeworklib.com/questions/7627d920-40d4-11eb-9df6-81c725ea731f.png?x-oss-process=image/resize,w_560)
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For the reaction Zn(s) + Cla) -- 2ZnCl2 (s) given the following information: S [Cl2(g)] =...
Metal oxides can be reduced with hydrogen gas to give the metal. H2(g) ZnO(s) H2O(g) +Zn(s)...
Metal oxides can be reduced with hydrogen gas to give the metal. H2(g) ZnO(s) H2O(g) +Zn(s) Compound Ha(g) Zno AH(kJ/mol) AG (kJ/mol) S (J/Kemol) 130.7 -348.3 43.6 -318.3 H2O(g) Zn(s) -241.8 188.8 -228.6 41.6 What is the entropy change for the reaction? Errent 13 56.1 J/K 2. -56.1 J/K Cacb180.8)- (u 190.) 3. 404.7 J/K 43.6 J/K 4. Metal oxides can be reduced with hydrogen gas to give the metal. H2O(g) +Zn(s) H2(g)+ZnO(s) AG (kJ/mol) AH (kJ/mol) S(J/Kemol) 130.7 Compound...
The standard enthalpy change for the following reaction is -415 kJ at 298 K. Zn(s) + Ch(g) → ZnCl2() AH° = -415 k...
The standard enthalpy change for the following reaction is -415 kJ at 298 K. Zn(s) + Ch(g) → ZnCl2() AH° = -415 kJ What is the standard enthalpy change for the reaction at 298 K? ZnCl(s) — Zn(s) + Cl2(g) The standard enthalpy change for the following reaction is -50.6 kJ at 298 K. N2H40 - N2(g) + 2 H2(g) AH° = -50.6 kJ What is the standard enthalpy change for this reaction at 298 K? N2(g) + 2 H2(g)...
9) Using the information given calculate, AH, AS and AG at 25°C (remember, for a reaction...
9) Using the information given calculate, AH, AS and AG at 25°C (remember, for a reaction calculated using the relationship: AH = AH° reaction = nАHºf(products) - EnАHºt(reactants). PAY ATTENTION TO UNITS AND SIGN PC13(g) + Cl2 (g) → PCls(g) AHºt(kJ/mol) -287 O -374.9 (why is AHºt = 0 for Cl2?) Sºt (J/K) 311.67 223.1 364.47
24. Determine A Sºrxn given the following information: Reaction: Zn(s) + 2HCl(aq) → ZnCl2(aq) + H2(9)...
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
25 Select True or False: For the reaction SbC15(9) — SbC13(g) + Cl2(g). AG f (SbC15)...
25 Select True or False: For the reaction SbC15(9) — SbC13(g) + Cl2(g). AG f (SbC15) = -334,34 kJ/mol AG°(SbC13) = -301.25 kJ/mol AHf (SbC15) = -394.34 kJ/mol AH°F (SbC13) = -313.80 kJ/mol This reaction proceeds spontaneously at 298 K and 1 atm pressure. True or False True False
Consider the reaction Cla(g) + Brz(g) + 2 BrCl(g) at 25°C. Using the information in the...
Consider the reaction Cla(g) + Brz(g) + 2 BrCl(g) at 25°C. Using the information in the table, determine AS for this reaction. Compound ASⓇ (J/mol-K) Cla 223.0 J/mol. Bry (9) 245.4 1 2 3 X BrClg 240.0 4 5 6 с 7 00 9 +/- 0 X 100
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:...
Determine AS for the reaction to form 45.92 g of, Zn(s) + 2 HCl(aq) → ZnCl2(aq)...
Determine AS for the reaction to form 45.92 g of, Zn(s) + 2 HCl(aq) → ZnCl2(aq) + H2(g), given (answer in J) Substance Sº (J/mol · K) Zn(s) 60.9 HCl(aq) 56.5 H2(g) 130.58 Zn2+ (aq) -106.5 cl(aq) 55.10 Answer: Check
Using standard heats of formation, calculate the standard enthalpy change for the following reaction 2HBr(g) H2(g)...
Using standard heats of formation, calculate the standard enthalpy change for the following reaction 2HBr(g) H2(g) + Br2() ANSWER kJ Submit Answer Retry Entire Group 2 more group attempts remaining Given the standard enthalpy changes for the following two reactions: (1) Zn(s)+ Cl2(g) ZnCl2(s) AH° = -415.0 kJ (2) Fe(s) + Cl2(g) FeCl2(s) AH° = -341.8 kJ what is the standard enthalpy change for the reaction: (3) Zn(s) + FeCl(s) AH° ? ZnCl2(s) + Fe(s) kJ Given the standard enthalpy...
Reaction X: ½ I2 (s) + ½ Cl2 (g) → ICl (g) ∆Hºf,RXN = 18 kJ...
Reaction X: ½ I2 (s) + ½ Cl2 (g) → ICl (g) ∆Hºf,RXN = 18 kJ mol-1RXN, ∆Sº298 = 78 J K-1 mol-1 Reaction Y: ½ I2 (s) + ½ Br2 (l) → IBr (g) ∆Hºf,RXN = 41 kJ mol-1RXN, ∆Sº298 = 124 J K-1 mol-1 Calculate the value of the equilibrium constant, Keq, for reaction X at 25ºC.
Metal oxides can be reduced with hydrogen gas to give the metal. H2(g) ZnO(s) H2O(g) +Zn(s) Compound Ha(g) Zno AH(kJ/mol) AG (kJ/mol) S (J/Kemol) 130.7 -348.3 43.6 -318.3 H2O(g) Zn(s) -241.8 188.8 -228.6 41.6 What is the entropy change for the reaction? Errent 13 56.1 J/K 2. -56.1 J/K Cacb180.8)- (u 190.) 3. 404.7 J/K 43.6 J/K 4. Metal oxides can be reduced with hydrogen gas to give the metal. H2O(g) +Zn(s) H2(g)+ZnO(s) AG (kJ/mol) AH (kJ/mol) S(J/Kemol) 130.7 Compound...
The standard enthalpy change for the following reaction is -415 kJ at 298 K. Zn(s) + Ch(g) → ZnCl2() AH° = -415 kJ What is the standard enthalpy change for the reaction at 298 K? ZnCl(s) — Zn(s) + Cl2(g) The standard enthalpy change for the following reaction is -50.6 kJ at 298 K. N2H40 - N2(g) + 2 H2(g) AH° = -50.6 kJ What is the standard enthalpy change for this reaction at 298 K? N2(g) + 2 H2(g)...
9) Using the information given calculate, AH, AS and AG at 25°C (remember, for a reaction calculated using the relationship: AH = AH° reaction = nАHºf(products) - EnАHºt(reactants). PAY ATTENTION TO UNITS AND SIGN PC13(g) + Cl2 (g) → PCls(g) AHºt(kJ/mol) -287 O -374.9 (why is AHºt = 0 for Cl2?) Sºt (J/K) 311.67 223.1 364.47
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
25 Select True or False: For the reaction SbC15(9) — SbC13(g) + Cl2(g). AG f (SbC15) = -334,34 kJ/mol AG°(SbC13) = -301.25 kJ/mol AHf (SbC15) = -394.34 kJ/mol AH°F (SbC13) = -313.80 kJ/mol This reaction proceeds spontaneously at 298 K and 1 atm pressure. True or False True False
Consider the reaction Cla(g) + Brz(g) + 2 BrCl(g) at 25°C. Using the information in the table, determine AS for this reaction. Compound ASⓇ (J/mol-K) Cla 223.0 J/mol. Bry (9) 245.4 1 2 3 X BrClg 240.0 4 5 6 с 7 00 9 +/- 0 X 100
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:...
Determine AS for the reaction to form 45.92 g of, Zn(s) + 2 HCl(aq) → ZnCl2(aq) + H2(g), given (answer in J) Substance Sº (J/mol · K) Zn(s) 60.9 HCl(aq) 56.5 H2(g) 130.58 Zn2+ (aq) -106.5 cl(aq) 55.10 Answer: Check
Using standard heats of formation, calculate the standard enthalpy change for the following reaction 2HBr(g) H2(g) + Br2() ANSWER kJ Submit Answer Retry Entire Group 2 more group attempts remaining Given the standard enthalpy changes for the following two reactions: (1) Zn(s)+ Cl2(g) ZnCl2(s) AH° = -415.0 kJ (2) Fe(s) + Cl2(g) FeCl2(s) AH° = -341.8 kJ what is the standard enthalpy change for the reaction: (3) Zn(s) + FeCl(s) AH° ? ZnCl2(s) + Fe(s) kJ Given the standard enthalpy...
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