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Dec 21, 2008

Why are the Emmy Awards so called?

The Emmy Awards were instituted by the Academy of Television Arts and Sciences (ATAS) as a television equivalent for the Academy Awards for films. The first Emmy Award ceremony was held in January 1949. The name ‘Emmy’ chosen by ATAS is the feminization of ‘Immy’ — the nickname for the image of the orthicon camera tube that led to the development of television. The name Emmy was complemented by the award statuette design that depicts a winged idealized woman holding an atom. The wings represent the art and the atom represents the science and technology...

Dec 2, 2008

Why does pure water have no taste or colour?

Physical properties of a compound, such as colour, taste, touch etc. depend on its pH factor. The pH further depends upon the concentration of H+ and OH- ions in that compound. For example, compounds having higher concentration of H+ ions are sour, acids and compounds having higher OH- ion concentrations like bases are bitter. Water has equal concentration of H+ and OH- ions. Thus, it has neither sour nor a bitter taste, and hence is tasteless. Similarly, it is colourless and doesn't have an odour.    Note : If you have any more information...