Asked in KMU Centralized Admission Test 2020 2020Moderate

Rate of chemical reaction depends upon:

Correct answer: D. All of the above

  • A. Number of fruitful collisions per second
  • B. Number or molecules taking part In a chemical reaction
  • C. Number of total collisions per second
  • D. All of the above

Explanation

The rate of a chemical reaction depends on the number of molecules or collisions taking part. When there are more molecules or collisions, the chances of successful reactions increase, leading to a faster reaction rate.

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About Rate of Reaction

Reaction rate measures the change in concentration of a reactant or product per unit time. Questions connect rate with concentration, temperature, pressure, surface area, catalysts and nature of reactants, and may involve rate laws, reaction order, activation energy and collision theory. Rate describes speed, whereas equilibrium describes the final balance of opposing reactions.

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