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What is the ionization energy of a hydrogen atom? [h = 6.63 × 10-34 J s, c = 3 × 108 m/s, 1 eV = 1.6 × 10-19 J]
Q2: The conductivity of the nerve cell membrane
Q8: What is the unit that shows the
Q15: An electron moving freely in a circular
Q15: A tumour is treated with a Co-60
Q18: Radioactive decay is described with the following
Q19: A cyclotron with a proton current of
Q19: X-ray photons have the highest energies in
Q26: A rock is sinking in the water.
Q30: An object 6 cm in front of
Q40: If a car brakes at constant deceleration,