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Question
Which one of the following statements is not true?
- the molecules in a solid vibrate about a fixed position
- the molecules in a liquid are arranged in a regular pattern
- the molecules in a gas exert negligibly small forces on each other, except during collisions
- the molecules of a gas occupy all the space available
Solution
The molecules in a liquid are arranged in regular pattern. The above answer is not true because in liquids the molecules are not arranged in regular pattern. In liquids the molecules are loosely arranged.
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