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Reverse osmosis
By this technique sewage water can he converted into fairly clean drinking water..
Reverse Osmosis and Water Purification
Reverse Osmosis and Water Purification - The osmosis process can actually be reversed if a pressure larger than the osmotic pressure be applied to the solution. This phenomenon has found uses in water purification, especially the desalinat..
Reverse Osmosis and Water Purification - The osmosis process can actually be reversed if a pressure larger than the osmotic pressure be applied to the solution. This phenomenon has found uses in water purification, especially the desalinat..Physiological Experiment to demonstrate Osmosis
Osmosis in a cell can be demonstrated by a potato osmoscope experiment. Peel the skin of a potato and remove the inner contents to form a cup shaped hollow. Place the potato in a container with water. Pour 5% sugar solution in to the potato cup up to a particular level. Pierce ..
d) Membrane technology
: This is the latest technology which uses the principle of osmosis. It does not require electricity and maintenance is minimum. The water obtained through membrane technology is very pure and without any contamination. This type of filter is widely used in homes , ho..
Elements in Sea
Elements in Sea - Apart from the salts which flow down to the sea waters due to weathering of the rocks, a variety of sources, such as land and sea volcanic activity, seismic activity, deposit large amounts of minerals and metals in the ocean. Some of these dissolve in the water..
Introduction
Surface chemistry is the study of processes that occur at the interface of two bulk phases. The bulk phases can be of the type solid-gas, solid-liquid, liquid-gas and liquid-liquid. There is no interface between gases because of their complete miscibility. The bulk phase can be solutions or pure co..
Tubular Reabsorption
The filtrate draining into the renal tubule contains several substances that are required by the body, such as glucose, amino acids, certain salts (especially sodium and potassium) and water. These substances need to be reabsorbed into the blood so that the normal constituents in the rig..
Summary
>The proteins present in the membrane may function as carriers or receptors or enzymes. Transport across membranes involves several mechanisms. There are processes like diffusion and osmosis, which do not require energy or activity of the cell. Diffusion involves movement of molecules fro..
Introduction
. It is an amazing fact that the charge carriers get this signal of direction change is propagated at the speed of light. What difference does it make if direct current flows or an alternating current flows in a conductor? As far as the heating effects are concerned such as light bulbs an..
Hydrolysis of Salts
Dissolution of different salts in water does not always result in neutral solutions. For example, aqueous solution of copper sulphate is acidic whereas aqueous solution of sodium acetate is basic and aqueous solution of sodium chloride forms neutral solution. This is due to the ..
Dissolution of different salts in water does not always result in neutral solutions. For example, aqueous solution of copper sulphate is acidic whereas aqueous solution of sodium acetate is basic and aqueous solution of sodium chloride forms neutral solution. This is due to the ..See what our Users say :
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