Given the standard enthalpy changes for the following two reactions: (1) 4C(s) + 5H2(g)→C¸H10(g) AH° = -125.6 kJ (2) C2H4(g)2C(s) + 2H2(g) AH° = -52.3 kJ what is the standard enthalpy change for the reaction: (3) 2C2H4(g) + H2(g)C4H10(g) AH° =? kJ

Structural Analysis
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ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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Long Exam 2 1st Sem 2020 2021
[Review Topics]
[References]
1. Energy Unit Conversions
1 pts
M)
Use the References to access important values if needed for this question.
2. Heat and Work: First Law
1 pts
Given the standard enthalpy changes for the following two reactions:
3. Heat Energy to Specific Heat
1 pts 2req
(1) 4C(s) + 5H2(g)→C„H10(g)
AH° = -125.6 kJ
4. Specific Heat to Heat Energy
1 pts 2req
(2) C,H4(g)2C(s) + 2H2(g)
AH° = -52.3 kJ
5. Specific Heat Capacity: Find Tem.
1 pts 2req
what is the standard enthalpy change for the reaction:
6. AHvap: Energy to Vaporize/Cond..
1 pts 2reg
(3) 2C 2H4(9) + Н2(9)— С4Н10(9)
ΔΗ?
7. Faraday's Law: Calculate Curren..
1 pts 2req
kJ
8. Faraday's Law: Calculate Mass
1 pts 2req
Submit Answer
Retry Entire Group
1 more group attempt remaining
9. Heat of Reaction: Endothermic/E..
1 pts 2req
10. Electrochemical Cells: Compon...
1 pts 2req
11. Hess's Law: Two Reactions
1 pts 2req
Question
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8:22 PM
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A O G 4)
10/3/2020
Transcribed Image Text:Content * OWLV2 | Online teaching and lear x b My Questions | bartleby New Tab A sjc.cengagenow.com/ilrn/takeAssignment/takeCovalentActivity.do?locator=assignment-take E 9 * A : E Apps M Gmail YouTube W Maps O getintopc.com E My Drive - Google. N Netflix O Meet Long Exam 2 1st Sem 2020 2021 [Review Topics] [References] 1. Energy Unit Conversions 1 pts M) Use the References to access important values if needed for this question. 2. Heat and Work: First Law 1 pts Given the standard enthalpy changes for the following two reactions: 3. Heat Energy to Specific Heat 1 pts 2req (1) 4C(s) + 5H2(g)→C„H10(g) AH° = -125.6 kJ 4. Specific Heat to Heat Energy 1 pts 2req (2) C,H4(g)2C(s) + 2H2(g) AH° = -52.3 kJ 5. Specific Heat Capacity: Find Tem. 1 pts 2req what is the standard enthalpy change for the reaction: 6. AHvap: Energy to Vaporize/Cond.. 1 pts 2reg (3) 2C 2H4(9) + Н2(9)— С4Н10(9) ΔΗ? 7. Faraday's Law: Calculate Curren.. 1 pts 2req kJ 8. Faraday's Law: Calculate Mass 1 pts 2req Submit Answer Retry Entire Group 1 more group attempt remaining 9. Heat of Reaction: Endothermic/E.. 1 pts 2req 10. Electrochemical Cells: Compon... 1 pts 2req 11. Hess's Law: Two Reactions 1 pts 2req Question Question Question 8:22 PM I'm Cortana. Ask me anything. V A O G 4) 10/3/2020
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