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Radio active series
There are three radio active series depending on their progenitor.
They are
i) Uranium series called (2n+2) series,
ii) Actino-Uranium series, called (2n+3) series and
iii) Thorium series, called 2n series.
Two stable isotopes of lithium and have respective abundances of 7.5% and 92.5%. These isotopes have masses 6.01512 u and 7.01600 u, respectively. Find the atomic mass of lithium.
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When the wavelength of wave remains unchanged, the scattering is known as elastic.
Due to drift velocity of electrons and due to collision of electrons
Oscillation of mercury coloumn in a U-tube
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explain the function of various type of screen in cro ?
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