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Name a substance which on addition to AgCl causes vacation vacancy in it. Mention a large scale use of the phenomenon called 'reverse osmosis'.
De?ne Quoin and Queen closer De?ne Least count. Explain functions of the foundation
The Ca 2+ and Mg 2+ ions in hard water form scum with soap. Therefore they don''t form lather and therefore don''t clean the dirt.
Uncertainty in position of a 0.25 g particle is 10 -5 . Uncertainty of velocity ( h = 6.6 x 10 -34 Js) is: (1) 1.2 x 10 34 (2) 2.1 x 10 -29 (3) 1.6 x 1
Lipids Lipids are constituents of plants and tissues that are insoluble in water although soluble in organic solvents like ether, carbon tetrachloride, chloroform, or benzene.
Q. What do you understand by dissolved oxygen in water? How does it create trouble in boiler? Give chemical methods with suitable reactions to remove it from the water. Ans.
give one book name about electromatric effect?&author name?
Physical Properties of Acetic Acid (a) It is a colourless, at ordinary temperature, corrosive liquid along with a sharp pungent odour of vinegar. It has a sour taste. (b) Be
Why are they (Lanthanides and Actinides) called Inner Transition Elements?
3p orbitals has how many nodes
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