Question: A certain pitcher's fastballs have been clocked at about 100 mph. (a) Calculate the wavelength of a 0.141-kg baseball (in nm) at this speed. (b)

A certain pitcher's fastballs have been clocked at about 100 mph.
(a) Calculate the wavelength of a 0.141-kg baseball (in nm) at this speed.
(b) What is the wavelength of a hydrogen atom at the same speed? (1 mile = 1609 m.)

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