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Bohr's radius can have:
(1) Discrete values
(2) +ve values
(3) - ve values
(4) Fractional values
Ans: +ve values
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Nomenclature of polyfunctional complex organic compound
why is filtration in soil and water a slow process and explain the colour change in the filtrate
CALCULATE THE MOMENTUM OF APARTICLEWHICH HAS WAVELENGTH OF 2A
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