Monday
April 21, 2014

Homework Help: physics

Posted by jazz on Thursday, April 12, 2012 at 10:53pm.

An electron drops from the L shell to the K shell and gives off an X-ray with a wavelength of 0.0205 nm.

What is the atomic number of this atom?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Math / Physics - Many birds drop clams or other shell fish in order to break the...
Chemistry - Ok an atom loses an electron becomes positive-atom gainin electron ...
Physics - What is the smallest possible value for the angular momentum L of an ...
Chemistry - Where Can i find drawing of the electron dot structure of the ...
physics - for an atom of mercury, an electron in the 1s shell has a velocity of ...
CHEM - The electron from a hydrogen atom drops from an excited state into the ...
physics - seagulls are often observed dropping clams and other shellfish from a ...
Chemistry - Calculate the energy change associated with the transition of an ...
physics - You are shining ultraviolet light on a gas of an unknown element. You ...
chem please explain to me! - can someone please elpain to me the formation of ...

Search
Members