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26 Sep 2019

Below are the statements about entropy. Identify the correct statement.

  1. There is no change in entropy for a reversible process

  2. Entropy for an irreversible process always decreases

  3. The unit of entropy is KJ/mol

  4. Entropy of an isolated system always decreases

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Keith Leannon
Keith LeannonLv2
1 Feb 2019
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Related questions

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Among the following statements, which statement finds the logical consequence of the second law of thermodynamics?

  1. This law states that the entropy of an isolated system always increases or equal to zero but can never decrease

  2. This law is a relationship between the energy and the internal energy of a system

  3. This law states that entropy attains a constant value at absolute zero temperature

  4. This law states enthalpy of a closed system is a point function

Among the following statement, which can be a possible statement for the second law of thermodynamics?

  1. All the natural processes are the reversible process

  2. The energy always remains conserve

  3. The entropy of the universe can never decrease

  4. Heat transfer from a body at low temperature to a body at high temperature is possible naturally

Choose the correct statement that supports the second law of thermodynamics.

  1. The second law of thermodynamics is a principle that demonstrates the conservation of energy

  2. The second law states that energy always degrades quality-wise

  3. According to this, the entropy of an isolated system may decrease or increase

  4. This law states that the flow of energy can take place in any direction naturally

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