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July 31, 2014

Homework Help: chemistry

Posted by pooja on Friday, May 4, 2012 at 4:39am.

1 the mass of one mole of electron is ...... mg.
2 copper(I) ions contains .......... electrons in its 3rd orbitals
3 if both K and L shells of an atom are full,what is the total number of electrons contained in them?
4 what is maximum number of electrons which can be accommodated in them?

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