When ultraviolet radiation of wavelength 584nm from a
When ultraviolet radiation of wavelength 58.4nm from a helium lamp is directed on to a sample of krypton, electrons are ejected with a speed of 1.59E6 m/s. Calculate the ionization energy of krypton.
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an olympic pool has dimensions 500 m times 250 m times 268 m length times width times depth the density of the pool
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an undersea research chamber is spherical with an external diameterof 520 m the mass of the chamber whenoccupied is
when ultraviolet radiation of wavelength 584nm from a helium lamp is directed on to a sample of krypton electrons are
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