Why we use nhexane inplace of hexane in mobilepase preparation
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why we can't make our living room as refrigerator?
What are manufacturing capacities facilities you have?
Which variety of glass is heat resistant? 1 Hard glass 2 Flint glass 3 Pyrex glass 4 Bottle glass
When was the atomic energy regulatory board ( aerb ) constituted?
Brass gets discolored in air because of the presence of which of the following gases in air? 1 Carbon dioxide 2 Oxygen 3 Hydrogen sulphide 4 Nitrogen
How does common salt help in separating soap from the solution after saponification ? 1 By decreasing solubility of soap 2 By increasing solubility of soap 3 By decreasing density of soap 4 By increasing density of soap
What is meant by Incidental Correlation?
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Bleaching powder is made from 1 Sulphur dioxide and gypsum 2 Chlorine and charcoal 3 Soda ash and lilme 4 Lime and chlorine
Find the odd one: 1 Marble 2 Chalk 3 Limestone 4 Slaked lime
In which of the following processes light energy is converted into chemical energy? 1 Respiration 2 Fermentation 3 Photosynthesis 4 Photoresiration
why ammonia cylinder getting icing outside of cylinder when it approx half or less than it...??
What is one light year?