Which of these affects the rate of a chemical reaction?
AConcentration
BContainer shape
CBench height
DLaboratory size
Answer & Solution
Correct answer: A. Concentration
1. Several conditions are listed as affecting reaction rate.
2. Temperature, pressure and catalyst are among them.
3. So is concentration.
_Source: NCERT Class 12 Chemistry Part I, Chapter 4, Chemical Kinetics._
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