alleryA catalyst increases the rate of a reaction without itself being:
ACounted
BChanged
CPresent
DWeighed
Answer & Solution
Correct answer: B. Changed
1. The catalyst takes part in the reaction pathway.
2. It emerges at the end as it began.
3. So it undergoes no permanent chemical change.
_Source: syllabus Chemistry Part I, Chapter 4, Chemical Kinetics._
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