Problem: Calculate the wavelength of an electron (m = 9.11 x 10-28 g) moving at 3.66 x 106 m/s.a. 5.52 x 10-9 mb. 1.81 x 10-10 mc. 1.99 x 10-10 md. 5.03 x 10-10 me. 2.76 × 10-9 m

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FREE Expert Solution

λ=hmv


Convert mass from g to kg:

m=9.11×10-28 g×1 kg103 g

m = 9.11×10-31 kg


Calculate wavelength:

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Problem Details

Calculate the wavelength of an electron (m = 9.11 x 10-28 g) moving at 3.66 x 106 m/s.

a. 5.52 x 10-9 m

b. 1.81 x 10-10 m

c. 1.99 x 10-10 m

d. 5.03 x 10-10 m

e. 2.76 × 10-9 m

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the De Broglie Wavelength concept. You can view video lessons to learn De Broglie Wavelength. Or if you need more De Broglie Wavelength practice, you can also practice De Broglie Wavelength practice problems.

What professor is this problem relevant for?

Based on our data, we think this problem is relevant for Professor Durrani's class at UCF.