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Waters is the leading provider of lab equipment, supplies and software for scientists across the world. Easily research and ...
水 (Water)



水是由氫、氧兩種元素經過化學反應後組成的無機物,在常溫常壓下為無色無味的透明液體。水是地球上最常見的物質之一,是包括人類在內所有生命生存的重要資源,也是生物體最重要的組成部分。水在生命演化中起到了重要的作用。人類很早就開始對水產生了認識,東西方古代樸素的物質觀中都把水視為一種基本的組成元素,水是中國古代五行之一。 维基百科
密度: 997 kg/m³
摩尔质量: 18.01528 g/mol
分子式: H2O
資料來源: USDA
能量 (kcal) 0
Water is an inorganic, transparent, tasteless, odorless, and nearly colorless chemical substance, which is the main constituent ...


Water, substance composed of the chemical elements hydrogen and oxygen and ...
Related Topics: ice Steam Hydrate Hard water Heavy water
Also Known As: H2O
Up to 60% of the human adult body is water. According to H.H. Mitchell, Journal of Biological Chemistry 158, the brain and ...
Water. Water is a peer-reviewed, open access journal on water science and technology, including the ecology and management of water resources, and is published ...
Water.org is founded by Gary White & Matt Damon. We make it our mission to provide the world with Safe Water and Sanitation ...
The 2021 edition of World Water Week will be held as a full-scale digital event on 23-27 August, on the theme Building ...
Being dehydrated can negatively affect your body and brain. Here are 7 evidence-based health benefits of drinking water.
Drinking water is often overlooked as a necessary part of staying healthy. ...
Water content as a percentage (%): Food or drink
1-9%: Nuts, chocolate cookies, crackers, cereals

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