if same amout of water kept in refrigirator,how the water in bottle expands???as we know when liquid changes into solid it occupies less space.here when we take out the bottle the expansion is equal to the about of water filled.
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Because water expands when it freezes.
Since the volume of water increases when it freezes, its density must decrease (density. = mass /volume). This means the density of ice is lower than the density of water. Naturally then ice floats in water, as do icebergs in the sea.
Since the volume of water increases when it freezes, its density must decrease (density. = mass /volume). This means the density of ice is lower than the density of water. Naturally then ice floats in water, as do icebergs in the sea.
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