Project #77406 - Chem

I only need 2 questions answered and I need it by 6:45 today (7/25/2015). This is a university level course.

1. The binding energy of electrons in a metal is 185 kJ/mol. Find the threshold frequency of the metal?

2. An electron has an uncertainty in its position of 611 pm.What is the uncertainty in its velocity?

Express your answer with appropriate units.

 

Thanks,

Abdullah Asaad

 

 

Subject Science
Due By (Pacific Time) 07/25/2015 06:28 pm
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