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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
Calculation of Number of Atoms per Unit Cell of HCP (n): One half of the each of the 2 base centre atoms (2x1/2), one six of the every of the 12 corner atoms (12x1/6) and all
Q. Illustrate Activity Series for Metals? Ans. An activity series is a series that orders substances on the basis of their reactivity. The following diagram is the activit
The bond energy of an O- H bond is 109 kcal mol 1. When a mole of water is formed from H and O atoms, then 218 kcal is released. Two O-H bonds are there is H2O so 2*109 kcal an
Which one is the electron deficient compound: (1) ICl (2) NH 3 (3) BCl 3
The temperatre of an air bubble while rising from bottom to surface of lake remains constant but its diameter is doubled . if the pressure is equivalent to h meter of mercury colum
The structure of external most shell of inert gases is; (1) s 2 p 3 (2) s 2 p 6 (3) s 1 p 2 (4) d 10
What is meant by a link solution ?
Conductometric titration
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