Chapter 39: Problem 16
A 4.78-MeV alpha particle from a
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Key Concepts
These are the key concepts you need to understand to accurately answer the question.
Chapter 39: Problem 16
A 4.78-MeV alpha particle from a
These are the key concepts you need to understand to accurately answer the question.
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Get started for free(a) An electron moves with a speed of 4.70
Calculate the de Broglie wavelength of a 5.00-g bullet that is moving at 340 m/s. Will the bullet exhibit wavelike properties?
Imagine another universe in which the value of Planck's constant is 0.0663 J
A 10.0-g marble is gently placed on a horizontal tabletop that is 1.75 m wide.
(a) What is the maximum uncertainty in the horizontal position of the marble?
(b) According to the Heisenberg uncertainty principle, what is the minimum
uncertainty in the horizontal velocity of the marble? (c) In light of your
answer to part (b), what is the longest time the marble could remain on the
table? Compare this time to the age of the universe, which is approximately 14
billion years. (
An alpha particle (
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