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Which of the following describes the temperature dependence of the spontaneity of the reaction below? 2H202(0)...
How does the spontaneity of the process below depend on temperature? PCI5(9)+H2O(g)POCI3(g) +2HCI(g) -126 kJ mol1,...
How does the spontaneity of the process below depend on temperature? PCI5(9)+H2O(g)POCI3(g) +2HCI(g) -126 kJ mol1, AS = 146 J K-'mol1 ΔΗ Select the correct answer below: nonspontaneous at all temperatures spontaneous at all temperatures spontaneous at high temperatures and nonspontaneous at low temperatures spontaneous at low temperatures and nonspontaneous at high temperatures
em 11 Review Constants ! Predict the spontaneity of a reaction (and the temperature dependence of...
em 11 Review Constants ! Predict the spontaneity of a reaction (and the temperature dependence of the spontaneity) for each possible combination of signs for AH and AS (for the system). Part A A negative, AS positive The reaction will be spontaneous at low temperature, but nonspontaneous at high temperature, The reaction will be nonspontaneous at all temperatures. The reaction will be spontaneous at all temperatures. The reaction will be nonspontaneous at low temperature, but spontaneous at high temperature. Submit...
Free Energy: Equilibrium Constant and Temperature Effects CHM1046 GEN CHEM WONLINE 619434 nergy: Equilibrium Consta...
Free Energy: Equilibrium Constant and Temperature Effects CHM1046 GEN CHEM WONLINE 619434 nergy: Equilibrium Constant and lemperature Effects Explain How Spontaneity is Affected by Temperature Question Consider the process below. How does the spontaneity of the process depend on temperature? 2SnO (s) 2SnO(s)+02(g) 584 kl mori, dS-220 J K-1 mol-1 ΔΗ Select the correct answer below O nonspontaneous at all temperatures spontaneous at all temperatures spontaneous above a certain temperature and nonspontaneous below spontaneous below a certain temperature and nonspontaneous...
What can be said about the spontaneity of a reaction with the following thermodynamic properties?What can be said about...
What can be said about the spontaneity of a reaction with the
following thermodynamic properties?What can be said about the
spontaneity of a reaction with the following thermodynamic
properties?
What can be said about the spontaneity of a reaction with the following thermodynamic properties?The forward reaction is spontaneous at all temperatures. The forward reaction is spontaneous only at high temperatures. The forward reaction is spontaneous only at low temperatures. The reverse reaction is spontaneous at all temperatures. The reaction is...
Question 7 Below what temperature does the following reaction become nonspontaneous? 12(s) + Cl2(g)--2 ICI(s) ΔΗ...
Question 7 Below what temperature does the following reaction become nonspontaneous? 12(s) + Cl2(g)--2 ICI(s) ΔΗ +36.0 kJ: ΔS +158.8 J/K O 227 K O This reaction is spontaneous at all temperatures. O 313 K O This reaction is nonspontaneous at all temperatures. O 128 K
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:...
For the reaction 2C4H10 (g) + 1302 (g) 8CO2 (g) + 10H20 (8) AHºis - 125...
For the reaction 2C4H10 (g) + 1302 (g) 8CO2 (g) + 10H20 (8) AHºis - 125 kJ/mol and AS is -253 J/K mol. This reaction is spontaneous at all temperatures spontaneous only at high temperature spontaneous only at low temperature nonspontaneous at all temperatures None of the above
For the reaction 2C4H10 (g) + 1302 (8) — 8CO2 (g) + 10H20 (g) AH° is...
For the reaction 2C4H10 (g) + 1302 (8) — 8CO2 (g) + 10H20 (g) AH° is -125 kJ/mol and AS is -253 J/K mol. This reaction is spontaneous at all temperatures spontaneous only at high temperature © spontaneous only at low temperature nonspontaneous at all temperatures None of the above
Which of the following would be true for a reaction that has a positive AS and...
Which of the following would be true for a reaction that has a positive AS and a positive AH? Select one: a. It is not possible to determine without more information. b. This reaction will be nonspontaneous only at high temperatures. c. This reaction will be spontaneous only at high temperatures. d. This reaction will be spontaneous at all temperatures. e. This reaction will be nonspontaneous at all temperatures. You prepared a galvanic cell using Pb(s) | Pb+2(aq) || Hg'...
Which of the following best describes this dissociation reaction? (Hint: Remember that AG - AH -...
Which of the following best describes this dissociation reaction? (Hint: Remember that AG - AH - TAS, how does the entropy term change at different temperatures?) NH, NO3(s) + NH4 + (aq) + NO3-(aq) AH- +28.05 kJ/mol AS- +108.7J/mol*K Spontaneous at al temperatures Not spontaneous at any temperature Spontaneous at high T but not low T Spontaneous at low T but not high T
How does the spontaneity of the process below depend on temperature? PCI5(9)+H2O(g)POCI3(g) +2HCI(g) -126 kJ mol1, AS = 146 J K-'mol1 ΔΗ Select the correct answer below: nonspontaneous at all temperatures spontaneous at all temperatures spontaneous at high temperatures and nonspontaneous at low temperatures spontaneous at low temperatures and nonspontaneous at high temperatures
em 11 Review Constants ! Predict the spontaneity of a reaction (and the temperature dependence of the spontaneity) for each possible combination of signs for AH and AS (for the system). Part A A negative, AS positive The reaction will be spontaneous at low temperature, but nonspontaneous at high temperature, The reaction will be nonspontaneous at all temperatures. The reaction will be spontaneous at all temperatures. The reaction will be nonspontaneous at low temperature, but spontaneous at high temperature. Submit...
Free Energy: Equilibrium Constant and Temperature Effects CHM1046 GEN CHEM WONLINE 619434 nergy: Equilibrium Constant and lemperature Effects Explain How Spontaneity is Affected by Temperature Question Consider the process below. How does the spontaneity of the process depend on temperature? 2SnO (s) 2SnO(s)+02(g) 584 kl mori, dS-220 J K-1 mol-1 ΔΗ Select the correct answer below O nonspontaneous at all temperatures spontaneous at all temperatures spontaneous above a certain temperature and nonspontaneous below spontaneous below a certain temperature and nonspontaneous...
What can be said about the spontaneity of a reaction with the
following thermodynamic properties?What can be said about the
spontaneity of a reaction with the following thermodynamic
properties?
What can be said about the spontaneity of a reaction with the following thermodynamic properties?The forward reaction is spontaneous at all temperatures. The forward reaction is spontaneous only at high temperatures. The forward reaction is spontaneous only at low temperatures. The reverse reaction is spontaneous at all temperatures. The reaction is...
Question 7 Below what temperature does the following reaction become nonspontaneous? 12(s) + Cl2(g)--2 ICI(s) ΔΗ +36.0 kJ: ΔS +158.8 J/K O 227 K O This reaction is spontaneous at all temperatures. O 313 K O This reaction is nonspontaneous at all temperatures. O 128 K
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:...
For the reaction 2C4H10 (g) + 1302 (g) 8CO2 (g) + 10H20 (8) AHºis - 125 kJ/mol and AS is -253 J/K mol. This reaction is spontaneous at all temperatures spontaneous only at high temperature spontaneous only at low temperature nonspontaneous at all temperatures None of the above
For the reaction 2C4H10 (g) + 1302 (8) — 8CO2 (g) + 10H20 (g) AH° is -125 kJ/mol and AS is -253 J/K mol. This reaction is spontaneous at all temperatures spontaneous only at high temperature © spontaneous only at low temperature nonspontaneous at all temperatures None of the above
Which of the following would be true for a reaction that has a positive AS and a positive AH? Select one: a. It is not possible to determine without more information. b. This reaction will be nonspontaneous only at high temperatures. c. This reaction will be spontaneous only at high temperatures. d. This reaction will be spontaneous at all temperatures. e. This reaction will be nonspontaneous at all temperatures. You prepared a galvanic cell using Pb(s) | Pb+2(aq) || Hg'...
Which of the following best describes this dissociation reaction? (Hint: Remember that AG - AH - TAS, how does the entropy term change at different temperatures?) NH, NO3(s) + NH4 + (aq) + NO3-(aq) AH- +28.05 kJ/mol AS- +108.7J/mol*K Spontaneous at al temperatures Not spontaneous at any temperature Spontaneous at high T but not low T Spontaneous at low T but not high T
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