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1. What is the difference between system and surroundings? 2. There are different types of systems. What are they? Explain. 3. Give example for different types of systems. |
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Answer» 1. A system in thermodynamics refers to that part of universe in which observations are made. The remaining part of the universe other than the system constitutes the surroundings. 2. System is classified into the following three types. Open system: This is a system in which there is exchange of energy and matter between system and surroundings. Closed system: This is a system in which there is no exchange of matter, but exchange of energy is possible between system and the surroundings. Isolated system: This is a system in which there is no exchange of energy or matter between the system and the surroundings. 3. Open system: Presence of reactants in an open beaker Closed system: Presence of reactants in a closed vessel made of conducting material Isolated system: Presence of reactants in a thermos flask or any other closed insulated vessel |
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