Consider the reaction shown below and the tabulated thermochemical data at 298 K. Which of the following statements is FALSE regarding the reaction? SnCl4) + 4 H200 → Sn(OH)4(9) + 4 HCI9) SnCla0 H200 Sn(OH)46) HCl9 AH (kJ/mol)-511.3 -285.8 561.0 92.3 AS (J/mol K) 258.6 69.9 155.0 186.9 O AS on >0 O AH°rxn > 0 O AGʻpn <0 at 298 K O AG rxn >0 at 200 °C
Consider the reaction shown below and the tabulated thermochemical data at 298 K. Which of the following statements is FALSE regarding the reaction? SnCl4) + 4 H200 → Sn(OH)4(9) + 4 HCI9) SnCla0 H200 Sn(OH)46) HCl9 AH (kJ/mol)-511.3 -285.8 561.0 92.3 AS (J/mol K) 258.6 69.9 155.0 186.9 O AS on >0 O AH°rxn > 0 O AGʻpn <0 at 298 K O AG rxn >0 at 200 °C
Chemistry for Engineering Students
4th Edition
ISBN:9781337398909
Author:Lawrence S. Brown, Tom Holme
Publisher:Lawrence S. Brown, Tom Holme
Chapter10: Entropy And The Second Law Of Thermodynamics
Section: Chapter Questions
Problem 10.50PAE: For the reaction NO(g)+NO2(g)N2O3(g) , use tabulated thermodynamic data to calculate H and S. Then...
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![Metals that are found at the bottom of the Ellingham diagram, such as Al, Mg, and Ca, are generally unstable and tend to form metal oxides easily.
Select one:
O True
O False
Consider the reaction shown below and the tabulated thermochemical data at 298 K. Which of the following statements is FALSE regarding the reaction?
SnCl4) + 4 H200→ Sn(OH)4(s) + 4 HCI))
SnCl4() H200
Sn(OH)4(9) HClg)
AH°f (kJ/mol) |-511.3
285.8
561.0
92.3
AS (J/mol K) 258.6
69.9
155.0
186.9
O AS pxn >0
O AH°rxn > 0
O AG nn < 0 at 298 K
O AG rn > at 200 °C
At 400 °C, the AG ran for the oxidation of a monoatomic liquíd element Z in the presence of O2(g) forming ZO6 is -25.0 kJ per mol 02. In the compound ZOs), Z has
rxn
a +2 formal charge. Which of the following statements is CORRECT?
The oxidation of Z with 02 is marked by an increase in entropy.
O Z cannot be oxidized to ZO because Z is more stable than ZO at 400 °C or any T above it.
O The oxidation of Z with 02 is exothermic.
O Z0 cannot be reduced back to Z at any temperature because reduction of ZO to Z has +AG.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F850e9460-8a73-440d-a2ff-6e3f89926f02%2F67575af3-7319-4d17-bfbd-f1d0d30980f7%2Fy7e9rkx_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Metals that are found at the bottom of the Ellingham diagram, such as Al, Mg, and Ca, are generally unstable and tend to form metal oxides easily.
Select one:
O True
O False
Consider the reaction shown below and the tabulated thermochemical data at 298 K. Which of the following statements is FALSE regarding the reaction?
SnCl4) + 4 H200→ Sn(OH)4(s) + 4 HCI))
SnCl4() H200
Sn(OH)4(9) HClg)
AH°f (kJ/mol) |-511.3
285.8
561.0
92.3
AS (J/mol K) 258.6
69.9
155.0
186.9
O AS pxn >0
O AH°rxn > 0
O AG nn < 0 at 298 K
O AG rn > at 200 °C
At 400 °C, the AG ran for the oxidation of a monoatomic liquíd element Z in the presence of O2(g) forming ZO6 is -25.0 kJ per mol 02. In the compound ZOs), Z has
rxn
a +2 formal charge. Which of the following statements is CORRECT?
The oxidation of Z with 02 is marked by an increase in entropy.
O Z cannot be oxidized to ZO because Z is more stable than ZO at 400 °C or any T above it.
O The oxidation of Z with 02 is exothermic.
O Z0 cannot be reduced back to Z at any temperature because reduction of ZO to Z has +AG.
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