JAMB Chemistry 2021 Objective — Question 28
Question 28 of 41 from the Joint Admissions and Matriculation Board (JAMB) Chemistry 2021 Objective paper, with the correct answer and a full explanation.
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When gases are mixed, the chance of finding a molecule of any of those gases at its original position drastically reduces. This is an example of increase in
- A. Enthalpy
- B. EntropyCorrect
- C. Free energy
- D. Activation energy
Explanation
Entropy (S) is a measure of disorder/randomness. When gases mix, disorder increases (more possible positions for each molecule), so entropy increases.
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