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Unsteady-State Material Balances
Inside this lesson
- Write an unsteady-state mass balance as a differential equation
- Identify when the accumulation term is non-zero
- Solve a constant-rate tank filling or draining problem by direct integration
- Contrast unsteady-state with steady-state behavior
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Educational content covering topics typical of a first- and second-year chemical engineering curriculum. Not a substitute for accredited coursework, and not suitable for real process design, plant operation, or safety decisions without review by a licensed professional engineer.