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external treatment of hard water? Demineralisation of British water
Q. Explain about Optical Isomerism? Optical Isomerism: -Two isomers which have almost identical physical and chemical properties like mp. B p. density. Colour etc.. But diffe
The energy of a photon is calculated by: (1) E= hv (2) h= Ev (3) h = E/v (4) E= h/v Ans: E= hv
hydrogen behave as a metal at low pressure only why
zinc+oxygen
corrosion
Please explain the calculations involved in Kjeldahl''s method for estimating nitrogen
Q. How to Replace Metals from their Salts: Ans. If zinc is added to a solution of copper (II) sulfate, it dissolves. A reddish-brown deposit of metallic copper appears,
characteristics of group 13 elements
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