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Water expands when it freezes due to molecular geometry and the fact that it is a very polar molecule. The water molecule is shaped like an upside-down "v". Due to this shape, when water freezes it make a hexagonal shape such that...
http://www.answerbag.com/question_expand-heated-water-e...
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hexagon shape, hydrogen atoms, oxygen atom: Hi Kirra -- that s a great question! ... I am learning that the particles in a matter expand when heated and contract when cooled. But how come when you put water in the freezer to make ice cubes, the ice expands? Shouldn't the water have contracted because its being cooled?
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en.allexperts.com/q/Science-Kids-3250/water-expand-free...
en.allexperts.com/q/Science-Kids-3250/water-expand-freezer.htm
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Ask the experts your physics and astronomy questions, read answer archive, and more. ... How much does water expand when it's frozen? Asked by: Remi; Answer; Short Answer: by about 9% to 10% ; Long Answer: Normally, things expand when heated and contract when cooled. Water is an exception to this rule.
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www.physlink.com/ae371.cfm
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Does Water Expand or Contract When Heated? ... Water is not like other liquids. It isn't, well, a normal liquid. In other liquids, the basic principle holds true that heated liquids expand and cooled liquids contract. But water doesn't exactly...
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www.ehow.com/guide_11-p314-hobbies-games-toys.html
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Water's ability to expand instead of contract when frozen is also due to hydrogen bonding. As the temperature of water approaches zero degrees Celsius, it begins to expand. The expanding of water causes the mass of the solid to be 10% less in mass as compared to the mass of water in its liquid state.
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www.neuro.fsu.edu/faculty/fadool/f02study.html
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The harder the water, the fewer the heart attacks? That's what a new Finnish study suggests. ... Hard Water Helps Hearts ... Researchers found that the higher the concentration of minerals, otherwise known as the "hardness" of the water, the lower the risk of heart attack and heart disease across different regions in Finland.
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men.webmd.com/news/20040114/hard-water-protect-against-...
men.webmd.com/news/20040114/hard-water-protect-against-heart-attacks
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Too much water may spoil a cook's best efforts to eat healthy. Two new studies show that using a lot of water to cook vegetables can cause them to lose much of their cancer-fighting antioxidants. ... They found that microwaving the broccoli in the water for five minutes at full power produced the greatest nutrient loss,
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www.webmd.com/food-recipes/news/20031029/hot-water-kill...
www.webmd.com/food-recipes/news/20031029/hot-water-kills-broccoli
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Why do rubber bands contract when heated instead of expanding?; ... How much does water expand when it's frozen?; ... Expansion and Contraction : Why does heat and cold make things expand and contract ? Also why do some metals expand more than others?
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www.physlink.com/Education/AskExperts/ae_thermo.cfm
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Water expand heated? When do liquids expand? Do liquids usually expand? Why pop expand when heated? Do liquids expand when heated? Does metal expand when heated? Liquids contract while heated? Why objects expand when heated?
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wiki.answers.com/Q/Do_liquids_expand_when_heated
wiki.answers.com/Q/Do_liquids_expand_when_heated
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