Determine the uncertainty in the lifetime of the electron
The uncertainty in the energy of electron in a certain state is around 2 x 10^-25 J. Give the energy uncertainty in terms of eV and determine the uncertainty in the lifetime of the electron in that state.
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Determine the binding energy of the hydrogen electron for states with the given principal quantum numbers.
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Identify the uncertainty in position associated with an electron that is moving with a velocity of 289 km/s. The uncertainty in the velocity is 5.00%. The electron rest mass is 9.11e-31kg.
Two independent random samples of size n1 = 24 and n2 = 20 are taken from two normal populations. The sample means are x1-bar = 220 and x2-bar = 240. The variances are sigma1^2 = 15 and sigma2^2 = 18. Find the following:
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