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Describe Hall Effect? Briefly discuss physical origin and uses of Hall Effect? Ans: If a conducting bar is placed in a magnetic field B ⊥ to its axis and if a current flow
calculate the volume occupied by 10000000000000000000000 molecules of a gas at 300 K & 760 mm pressure
what are diff ways to express conc. of solution
Why phenol does not react with sodium carbonate & sodium bicarbonate? Reason: This is because Phenol is less acidic than H 2 CO 3 and hence the reaction doesnt takes place.
What are the Disadvantages of cold working (i) Higher forces are required for deformation. (ii) Heavier and more powerful equipment is required. (iii) May produce undesir
Uses of Acetic anhydride (a) Acetic anhydride is used as an acetylating agent. (b) Acetic anhydride is used for the detection and estimation of hydroxyl and amino group.
principle of radiometric titration
[CO(NH3)6]CL3
what is the name of this complex [Br2Pt(S Me)2PtBr2] and what is the formula of this compound pentamminecrbonato cobalt(III) tetrathiocyanato-N-zincate(II)
Q. Describe about groups or families in periodic table? Every element may be represented by a one or two letter symbol. In the middle of nineteenth century a Russian chemist Dm
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