The size of our lecture hall, Hasbrouck 20, is given by the value L below. What is the minimum possible speed for an electron in Hasbrouck 20?

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Need help, please. Not too sure how 4.43E-5 is the correct answer. Also, please show all steps.

The size of our lecture hall, Hasbrouck 20, is given by the value L below.
What is the minimum possible speed for an electron in Hasbrouck 20?
Enter your answer in m/s. To enter a value using scientific notation, use
"E" and be sure to sign your exponent. For example, the mass of an
electron is 9.11E-31 while Avogadro's Number is 6.022E+23
L = 8.2 m
Answer: 3.948E-5 X
The correct answer is: 4.43e-5
L
Transcribed Image Text:The size of our lecture hall, Hasbrouck 20, is given by the value L below. What is the minimum possible speed for an electron in Hasbrouck 20? Enter your answer in m/s. To enter a value using scientific notation, use "E" and be sure to sign your exponent. For example, the mass of an electron is 9.11E-31 while Avogadro's Number is 6.022E+23 L = 8.2 m Answer: 3.948E-5 X The correct answer is: 4.43e-5 L
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