9. Quantum Mechanics
Heisenberg Uncertainty Principle
9. Quantum Mechanics
Heisenberg Uncertainty Principle - Video Tutorials & Practice Problems
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Get a 10 bullets summary of the topicHeisenberg's Uncertainty Principle tries to explain the potential duality of an electron behaving as either a particle or wave.
Heisenberg Uncertainty Principle
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Heisenberg Uncertainty Principle
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Heisenberg Uncertainty Principle
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Heisenberg Uncertainty Principle Example 1
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Problem
ProblemTo what uncertainty (in m) can the position of a baseball traveling at 51.0 m/s be measured if the uncertainty of its speed is 0.12%? The mass of the baseball is 150 g.
A
4.2 x 10-33 m
B
5.7 x 10-33 m
C
5.9 x 10-33 m
D
4.8 x 10-33 m
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Problem
ProblemA proton with a mass of 1.67 x 10-27 kg traveling at 4.7 x 105 m/s has an uncertainty in its velocity of 1.77 x 105 m/s. Determine its uncertainty in position.
A
1.8 x 10 -13 m
B
3.6 x 10-12 m
C
2.5 x 10-13 m
D
4.2 x 10-12 m
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PRACTICE PROBLEMS AND ACTIVITIES (12)
- Using Heisenberg's uncertainty principle, calculate the uncertainty in the position of (b) a proton moving at ...
- Using Heisenberg's uncertainty principle, calculate the uncertainty in the position of (a) a 1.50-mg mosquito ...
- Calculate the uncertainty in the position of (a) an electron moving at a speed of 13.00 { 0.012 * 105 m/s
- An electron has an uncertainty in its position of 552 pm. What is the uncertainty in its velocity?
- An electron traveling at 3.7 * 105 m>s has an uncertainty in its velocity of 1.88 * 105 m/s. What is the un...
- Use the Heisenberg uncertainty principle to calculate the uncertainty in meters in the position of a honeybee ...
- The mass of a helium atom is 4.0026 amu, and its average velocity at 25 °C is 1.36 * 103 m/s. What is the unce...
- What is the Heisenberg uncertainty principle, and how does it affect our description of atomic structure?
- Why do we have to use an arbitrary value such as 90% to determine the spatial limitations of an orbital?
- As discussed in the A Closer Look box on 'Measurement and the Uncertainty Principle,' the essence of the uncer...
- Consider the discussion of radial probability functions in 'A Closer Look' in Section 6.6. (a) What is the dif...
- What is the uncertainty of the position of the bacterium?