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Energy of electron of hydrogen atom in second Bohr orbit is:
(1)-5.44x10-19 j
(2)- 5.44x10-19 kj
(3)-5.44x10-19 cal
(4)-5.44x10-19eV
ans: -5.44x10-19 j
Lipids Lipids are constituents of plants and tissues that are insoluble in water although soluble in organic solvents like ether, carbon tetrachloride, chloroform, or benzene.
Ask question #Minimum 100 words acceWhen an electron beam strikes a block of copper, x-rays of frequency 1.07 x 10 19 Hz are emitted. What is the wavelength of these x-rays?pted#
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An ion has 18 electrons in the outermost shell, it is: (1) Cu + (2) Th 4+ (3) Cs + (4) K + Ans
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just explain a little bite of its sequence that why uranium is used
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