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The position and velocity of a small particle like electron cannot be simultaneously determined." This statement is:
(1) Heisenberg uncertainty principle
(2) Principle of de Broglie's wave nature of electron
(3) Pauli's exclusion principle
(4) Aufbau's principle
Ans: Heisenberg uncertainty principle
eq. weight of Br in Br2 --> Br- +BrO3-
x grams of calcium carbonate was completely burnt in air.the weight of solid residue formed is 28 g.what is the vlue of x in grams?
Acyclic or open-chain compounds Organic compounds where all types of the carbon atoms are associated to one another to form open chains (straight or branched) are known as acyc
How do we extract group one alkali metals?
Melting point - physical charterstics of monocarboxylic acids (a) The melting points of carboxylic acids do not change smoothly from one member to other member. (b) The melt
what is diagonal relationship in periodic table
The density of pure silver is 10.5 g/cm^3 at 20C. If 5.25g of pure silver pellets is added to a graduated cylinder containing 11.2 mL of water, to what volume level will the water
how to find it
equation of hess''s law
If an ideal gas is kept inside a container with movable piston, and is allowed to expand ISOTHERMALLY, then pressure exerted by the gas on the container wall decreses. Why? What h
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