Unlike any other liquid which contract while freezing water has a unique property & that is that it starts expanding at 4o so what ever water is expanding its volume gets more & weight gets less then the normal water & hence it freezes on it surface then rather on the whole... which enables the marine life to survive even if the surface is frozen.....
2006-09-19 03:36:50
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answer #1
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answered by Ashish Samadhia 3
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Water has 3 states. Below 0 degrees C it is a solid. Between 0 and 100 degrees C it is a liquid. Above 100 degrees C it is a gas. At 4 degrees C it is at its densest. Unlike most liquids, water expands when it freezes. That is why ice floats. It does that because of how the water molecules line up for a crysyal. At 4 degrees C the little "L" shaped molecules get closer together than when they line up for crystals. At 4 degrees C the water in a lake sinks. This causes mixing of the waters in large deep lakes, and also causes them not to freeze completely over.
2006-09-19 06:55:07
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answer #2
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answered by science teacher 7
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At 4 degrees Celsius, water is the most dense.
It is a liquid with a density of 0.999973 g/cc.
2006-09-19 03:31:32
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answer #3
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answered by Richard 7
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What HAPPENS to the water???
Well it depends where it was before... Since water freezes at 0 C and boils at 100 C, then:
At 4 C it would melt if it had been frozen or it would condense if it had been vapor immediately prior....
2006-09-19 03:35:21
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answer #4
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answered by Andy FF1,2,CrTr,4,5,6,7,8,9,10 5
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Water is closer to the solidification[freezing] point, hence, it will be chill and denser than the normal at room temperature at 4 degree celcius
2006-09-19 03:46:12
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answer #5
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answered by Anonymous
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it freezes
2006-09-19 03:34:01
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answer #6
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answered by Anonymous
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nothing.
2006-09-19 05:10:17
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answer #7
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answered by @neverland 2
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