JAMB Chemistry 2007 Objective — Question 4
Question 4 of 50 from the Joint Admissions and Matriculation Board (JAMB) Chemistry 2007 Objective paper, with the correct answer and a full explanation.
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Which of the following decreases when a given mass of gas is compressed to half its initial volume?
- A. Average intermolecular distanceCorrect
- B. Frequency of collisions
- C. Number of molecules present
- D. Atomic radius of each particle
Explanation
Compressing a gas forces its molecules closer together, so the average distance between molecules decreases.
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