Thermochemistry Quizzes, Questions & Answers
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Questions: 12 | Attempts: 344 | Last updated: Mar 12, 2024
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Sample QuestionWhich of the following substances have zero value for their standard enthalpy of formation?
Questions: 16 | Attempts: 4565 | Last updated: Sep 12, 2023
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Sample QuestionWhat do we call the heat content of a system
Thermochemistry is the scientific study of the heat energy that is involved in or produced by chemical reactions and/or physical transformations. What can you tell us about how this topic is studied and what its uses are? Take...
Questions: 15 | Attempts: 994 | Last updated: Mar 21, 2023
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Sample QuestionThe SI unit of energy is
This quiz covers the terms endothermic, exothermic, Law of Conservation of Energy, heat of fusion, and heat of vaporization. It also contains a specific heat problem and a temperature conversion for degrees Celsius to Kelvin.
Questions: 5 | Attempts: 693 | Last updated: Mar 22, 2023
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Sample QuestionIf a reaction releases heat (energy), it is referred to as
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Questions: 10 | Attempts: 655 | Last updated: Mar 22, 2023
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Sample QuestionUnder the proper conditions, when nitric oxide is allowed to react with chlorine and hydrogen peroxide, hydrogen nitrate and hydrogen chloride are produced as follows: NO(g) + 1/2Cl2(g) + H2O2(g) --> HNO3(g) + HCl(g) Calculate the enthalpy change in kJ for this reaction given the information below: NOCl(g) --> NO(g) + 1/2 Cl2 DH° = 37.0 kJ NOCl(g) + H2O2(g) --> HNO3(g) + HCl(g) DH° = -143.0 kJ
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