Question

When a metal lif of a glass bottle is too tight to opened, the lid is immersed in hot water. Why do you think this is done?

Answer 1

Explanation:

This is because of pressure difference outside the glass jar and inside the glass jar, this pressure difference makes the gasses inside the glass jar expand as air expands on heating, the warm water make the gases in the glass jar expand thus pushing the metal lid to open up in the warm water

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Answer 2

Answer: This is because of pressure difference outside the glass jar and inside the glass jar, this pressure difference makes the gasses inside the glass jar expand as air expands on heating, the warm water make the gases in the glass jar expand thus pushing the metal lid to open up in the warm water.