An assertion is a statement that is made with confidence but may not necessarily be supported by evidence or reasoning. The reason for making an assertion could be to express an opinion, persuade others to believe a certain idea, or simply to make a statement without providing justification.
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Google Gemini AI
Jun 18
Assertion (A): The rate of a chemical reaction is proportional to the frequency of collisions between reactant molecules.
Reason (R): The rate of a reaction is determined by the number of effective collisions per unit time.
Explanation:
The rate of a chemical reaction depends on several factors, including the frequency of collisions between reactant molecules. When the frequency of collisions increases, the number of effective collisions (collisions with sufficient energy and proper orientation) also increases. This leads to a higher rate of reaction.
Therefore, the assertion (A) is correct, and it is supported by the reason (R).