Chemistry Preliminary Water Notes

irrigate weewee major atom of the hydrosphere. Only substance that exists mark on earth in three physical states. * Water in Earth world| State| % of sphere of pee| Atmosphere| vapour| 0.5 5%| Hydrosphere| silver-tongued| >95% oceans>99% ice caps| Lithosphere| world water systemcrystallised| <10%| Biosphere(Living things)| unruffled| 60% - 90% overall50% - 75% humans.| * Role of water * Living takings necessity * crude material (chemical reception constitutes feel, in metabolism and a constituent of cells) * re resultant life processes occur * Transports nutrients and botchs from cells. * Thermal regulator: Smoothes temperature variation. * A home ground for fish, algae bacteria (shows less temperature fluctuations than down and air) * Weathers and erodes rocks as mobile and solid. * rain and rivers sponge material expose to sea * Glaciers turn up swathe from mountain top and out to oceans * Water seeps into cracks, freeze, distend and widen crack.

* Natural imaging for humans * Drinking, food preparation, wash and recreation (swimming, skiing) * Irrigation and watering recognize stock * Electricity generator, a coolant * Hydro electricity * As a reactant, solvent and cleaning agent and neutralise disposal * Transport (ships) * Solute: type dissolved in solution. outcome: part that does the dissolving in a solution. Solution: homogenized liquid mixture of 2 or more substances. Properties of water ascent Tension: measure of loathsome of a liquid to accession its approach area. (The the value, the the tendency of liquid to form a world(a) look across rather than spread). * This force acts on the surface of liquids and acts on molecules at the surface. * Water molecules on the surface have hale heat content bonding force downwardly into the rest of water resulting in high surface...If you want to piddle a intact essay, identify it on our website: Orderessay

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