water technology and treatment, Chemistry

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external treatment of hard water? Demineralisation of British water

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The orbital angular momentum of an electron in 2s -orbital is: (1) 1/2 h/ 2Π                              (2) h/ 2Π (3) √2 h/ 2 Π                      (4) Zero Ans

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Antipyretic: Antipyretic is a drug that is accountable for lowering the temperature of feverish object. The central nervous system, specifically the hypothalamus, takes an sig

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Sometimes more than one valence structure is possible and there shows to be no unique assignment. A familiar organic example is in the disposition of single and double C-C bonds in

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Consider 1:1 stoichiometric polymerisation of 1,4-diaminobutane with sebacoyl chloride. (a) Write down a balanced chemical equation for the polymerization (b) Name the polyme

The number of electrons in cl- ion is, The number of electrons in c l -  ...

The number of electrons in c l -  ion is: (1) 19      (2) 20      (3) 18     (4) 35 Ans: 18

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Chemical properties of Tri-halides - Oxidation  Phosgene is very poisonous gas. To use chloroform as an anaesthetic agent, it is required to save the reaction. The specified tw

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