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a. A point source of 60Co emits equal numbers of photons of 1.17 and 1.33 MeV giving a flux density (i.e. fluence rate) of 5.7 * 109 photon cm-2 s-1 at a specified location. What is the energy flux density (i.e. energy fluence rate) expressed in MeV cm-2 s-1?
b. Give the quantum numbers of all electrons in a silicon (Z=14) atom.
Ask question #Minimum 100 words acceptedYou are caring for a 29-year-old woman who is married with two small children, ages 1 and 3 years, at home. She is recuperating from a left
A simple equal-arm lever Make a wooden base 15 cm square and 2 cm thick. In the centre of the base fasten one more block of wood 4 cm square and 3 cm thick. Fasten to two sides
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