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Edible colours - Chemicals in food Edible colours employed for food are mainly dyes. The make use of food dyes is specifically wide spread. They are utilized to colour everythi
basic structure
Positronium consists of an electron and a positron (a particle which has the same mass as an electron, but opposite charge) orbiting round their common centre of mass. Calculate th
Discuss effect of impurity, temperature and alloying on the electricity conductivity of metal. For an ideal crystal with no impurities and imperfections mean free path at 0 K i
verify that less than 5% of the reactants have been consumed
Point imperfection: They are imperfect point-like regions in the crystal. One or two atomic diameters are the typical size of a point imperfection. A substitution impurity and an
what technique can be used to improve water quality ?
v CO has same electrons as or the ion that is isoelectronic with co is
Introduction Cluster and ring compounds arise in many areas of chemistry. Rings are most often built by nonmetallic elements with directional covalent bonding. They ad
why all scandium salt are white
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