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Q. |
A system |
A. | Is a specified region, not necessarily of constant volume, where transfer of energy and/or mass are to be studied |
B. | Is a region of constant mass and only energy is allowed to cross the boundaries |
C. | Cannot transfer either energy or mass to or from the surroundings |
D. | Has a mass transfer across its boundaries and the mass within the system is not constant |
E. | None of the above |
Answer» A. Is a specified region, not necessarily of constant volume, where transfer of energy and/or mass are to be studied |
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