How Potassium permanganate is use for purifying drinking water?
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Answer / ravikant
Mn ion reduces to +2 oxidation state,increase in oxygen
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Recently, over 140 countries have agreed on the first international treaty called MINAMATA Convention. It aims to reduce the emission and release of which element into air, water and land? (a) Lead (b) Sulphur (c) Mercury (d) Cadmium
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A moter Cycle run on a circular road @ 40Km/hours Speed. The total weight of the Moter cycle with rider is 50Kg. He has started from a point and finished the jurney tiil same point with four round, which distance is 40Km per round find the toter work done by the rider?