37. Given that [4) = $nem(r,0,q), the average (expectation value of the) radius of the electron (r) =
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The expectation value, in quantum mechanics, is the probabilistic value of the result. Using the formula for expectation value we can find the expectation value.
Note:- as neither expression for the wave function not the limits are given I am leaving the expression for expectation value of r only
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