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Questions and Answers
Which type of system allows transfer of matter and energy between the system and surroundings?
Which type of system allows transfer of matter and energy between the system and surroundings?
- Isolated system
- Open system (correct)
- Closed system
- Thermodynamic system
What is the study of the energy changes that occur during chemical reactions & changes of state?
What is the study of the energy changes that occur during chemical reactions & changes of state?
- Thermodynamics
- Thermoelectricity
- Thermophysical chemistry
- Thermochemistry (correct)
What does the Law of Conservation of Energy state?
What does the Law of Conservation of Energy state?
- Energy is neither created nor destroyed in any chemical or physical process (correct)
- Energy is created and destroyed in any chemical or physical process
- Energy can be created but not destroyed in any chemical or physical process
- Energy is destroyed but not created in any chemical or physical process
What is the energy transferred between a system and surroundings due to difference in their temperatures called?
What is the energy transferred between a system and surroundings due to difference in their temperatures called?
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"All changes that matter undergoes, whether physical or chemical, occur with a loss or gain of energy" - This statement best relates to which principle?
"All changes that matter undergoes, whether physical or chemical, occur with a loss or gain of energy" - This statement best relates to which principle?
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