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Type: Multiple-Choice
Category: Thermodynamics
Level: Grade 12
Author: teachchemistry
Last Modified: 6 years ago

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Grade 12 Thermodynamics

In which of the following cases would U in U=Q+W be less than zero?
  1. Work is done on the system.
  2. Work is done by the system.
  3. The magnitudes of heat and work are equivalent.
  4. The magnitude of heat is greater than that of the work.