Properties of water equal to that of the hydrogen ion (), which gives a pH of 7 at 25 °C. Action of water on rock over long periods of time typically leads to weathering and water erosion, physical processes that convert solid rocks and minerals into soil and sediment, but under some conditions chemical reactions with water occur as well, resulting in metasomatism or mineral hydration, a type of chemical alteration of a rock which produces clay minerals. It also occurs when Portland cement hardens. Water ice can form clathrate compounds, known as clathrate hydrates, with a variety of small molecules that can
In the Water In the Water In the Water () is an oil on cradled panel painting of a skinny dipping young woman by Eugene de Blaas. This painting is the only nude picture created by de Blaas, as all his other subjects are fully clothed. It is 78.4 cm high and 44.5 cm tall. The painting depicts a naked young woman standing up to mid-calf in water, leaning forward, looking down at a school of tiny fish. She has a rosy complexion, and her curly, dark brown hair is tied back. Although there is no sun in the composition, golden light shines