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- Subject
- Thermochemistrychemistry-mcqs › thermochemistry
- Published
- 17 Mar 2019
- Last updated
- 28 May 2026
Explanation
The SI unit for heat is the Joule (J). Other units like Kilocalorie (kcal) and Calorie (cal) are used in different contexts, but Joule is the accepted standard in the International System of Units.
More Thermochemistry MCQs
Practice related questions from the same subject.
- 1.Which branch of science focuses on the energy changes within a chemical system?
- 2.What constitutes the total energy of a system?
- 3.What type of reaction occurs when CuSO4 reacts with Zn to form ZnSO4 and Cu?
- 4.A state function is a macroscopic property of a system that depends on which of the following?
- 5.If the enthalpy of the reactants exceeds that of the products, what type of reaction occurs?
- 6.Which device is used to precisely determine the enthalpy of combustion for food fuels and various substances?
- 7.How can the change in enthalpy be determined?
- 8.What are the two primary methods by which energy can be transferred?
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