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Radius of the first Bohr's orbit of hydrogen atom is: (1)1.06 Å (2) 0.222 Å (3) 0.28 Å (4)0.53A Ans: 0.53 Å
A house is air conditioned using solar energy. Solar radiation heats a pressurized tank such that the temperature is maintained at 175 o C. 1500 kJ must be extracted from the hou
Q. Determine the acid value and free fatty acids? This activity will help you to: • know the acidity in given sample of fat/oil, and • determine the free fatty acid com
Draw out the Lewis structures of the following two compounds. BeCl 2 + 2Cl- → (a) Determine which compound is the Lewis acid and which is the Lewis base. What are the
Why are the substances like platinum and palladium often used for carrying out electrolysis of aqueous solutions? Ans) Substance like platinum and palladium often often used for
Q. Illustrate the Quantum Mechanics? Ans: In 1924, a French scientist named Louis de Broglie proposed another model for the nature of the electrons in atoms. He predicted tha
define defination,
what is symetrycal tribromo benzene
What is the use of bhc
What is the chemical formula for hard water?
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