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Question

Which of the following statements are correct?
  1. absolute value of enthalpy cannot be determined.
  2. absolute value of internal energy cannot be determined.
  3. absolute value of entropy can be determined.
  4. internal energy, enthalpy, and entropy are intensive properties.

A
absolute value of entropy can be determined.
B
internal energy, enthalpy, and entropy are intensive properties.
C
absolute value of internal energy cannot be determined.
D
absolute value of enthalpy cannot be determined.
Solution
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The correct options are
A absolute value of enthalpy cannot be determined.
B absolute value of internal energy cannot be determined.
Properties which depend on the amount of the substance (or substances)

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