Introductory Chemistry: A Foundation
9th Edition
ISBN:9781337399425
Author:Steven S. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Donald J. DeCoste
Chapter10: Energy
Section: Chapter Questions
Problem 3ALQ: ou place hot metal into a beaker of cold water. ol type='a'> Eventually what is true about the...
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2 a and b
![CO
AH = - 111 kJ
(s),
2 (g)
(g)
CO + ½ 0l0)
CO2)
AH = - 394 kJ
(g)
2(g)
2 (g)
Cesi + On (g)AH =-505 KI
Is this reaction endothermic or exothermic?
exothermic
2. a) Explain how AT would be affected if a greater amount of surrounding solvent (water) is used, assuming
the mass of salt remains constant?
b) Explain how
Explain.
Treaction
would be affected if a greater amount of surrounding solvent (water) is used?
3. If the following enthalpies are known:
A+2 B
2 C+ D
AH = - 95kJ
B +X
+C
AH = + 50kJ
What is AH for the following reaction?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fcff9fb3f-ee64-4b11-9054-e611dd1300cc%2F03060bb4-3313-4df4-9de8-82d90e7b710b%2F4kz5hn2_processed.jpeg&w=3840&q=75)
Transcribed Image Text:CO
AH = - 111 kJ
(s),
2 (g)
(g)
CO + ½ 0l0)
CO2)
AH = - 394 kJ
(g)
2(g)
2 (g)
Cesi + On (g)AH =-505 KI
Is this reaction endothermic or exothermic?
exothermic
2. a) Explain how AT would be affected if a greater amount of surrounding solvent (water) is used, assuming
the mass of salt remains constant?
b) Explain how
Explain.
Treaction
would be affected if a greater amount of surrounding solvent (water) is used?
3. If the following enthalpies are known:
A+2 B
2 C+ D
AH = - 95kJ
B +X
+C
AH = + 50kJ
What is AH for the following reaction?
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