Soil Profile. There are different types of soil, each with its own set of characteristics. Dig down deep into any soil, and youâll see that it is made of layers, or horizons (O, A, E, B, C, R). Put the horizons together, and they form a soil profile. Like a biography, each profile tells a story about the life of a soil. Most soils have three major horizons (A, B, C) and some have an organic horizon (O).
At a pilot facility in Singapore, Siemens has cut the energy needed to desalinate seawater by more than 50 percent. The plant processes 50 cubic meters of water per day, consuming only 1.5 kilowatt-hours of electricity per cubic meter.
How many joules of energy are necessary to heat sample of water with a mass of 46.0 grams from 0.0 to 100 C? Assuming the water is liquid, the specific heat is about 4.186 joule/gramÂ·Â°C, so to heat 46 grams of water would take about 192.556 joules/Â°C.