Ap Chemistry Michalek - Unit 7: Atomic Structure And Periodicity Worksheet Page 7
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29AP Chemistry--Michalek
7
Unit 7 Atomic Structure and Periodicity
Worksheet 7.02
Name______________________________
Light Equations
Solve the following problems using the de Broglie equation:
1. If a particle has a mass of 0.0045 kg, and is traveling at a velocity of 35.5 m/s, find its wavelength, in meters.
−34
2. A 0.200 kg baseball has a wavelength of 1.0 × 10
m. Find its velocity, in m/s.
−35
3. A rock has a wavelength of 3.4 × 10
m. It is moving at 56 m/s. Find its mass, in kg.
−31
6
4. What is the wavelength of an electron that has a mass of 9.11 × 10
kg and is traveling at a velocity of 4.4 × 10
m/s?
−27
4
5.
If a proton has a mass of 1.67 × 10
kg, and is traveling at a velocity of 4.2 × 10
m/s, find its frequency, in Hz.
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