Question

which of the following would expand most on being heated for sometime..
1. air
2. water
3. iron
4. all of the above
explain me the answer..​

Answer 1

IRON

is your answers

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Answer 2

Answer:

1) Air

Air expands most on heating. As we know air have the least Intermolecular Forces of attraction & Highest Kinetic Energy. These molecules are not bound to each other & the vibrations will inc. when heat is given. Vibrations will be highest in gases than in liquid or solid.

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