Question

The substance that appears in one incoming stream and outgoing stream which serves as reference for computations is called as a

• A. Catalyst
• B. Tie substance
• C. Promoter
• D. Reactant

Hint:

Use tie substances to simplify mass balances in multi-stream systems.

Answer 1

The Correct Option is B

A tie substance does not participate in reactions but is used as a marker to relate streams.
Its flow is the same in input and output and helps in solving complex process balances.