Why does an iron nail sink in water but float on liquid mercury?

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Physics · Fluid Mechanics

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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The density of iron is greater than that of water but less than that of mercury

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Answer 1

Mercury is chemically unstable in the presence of iron

Answer 2

The density of iron is greater than that of water but less than that of mercury

Answer 3

The weight of iron is greater than water and less than mercury

Answer 4

Water exerts a greater buoyant force than mercury

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