Homework Help: physics please please please help me!

Posted by Anonymous on Sunday, January 20, 2013 at 10:11am.

A neutral nitrogen atom has 7 electrons, 7 protons, and 7 neutrons. What is its total charge? If we remove 2 of the electrons, now what is its charge? what is its charge if we add 2 electrons to the neutrol atom instead? give charge in Coloumbs.

physics please please please help me! - Elena, Sunday, January 20, 2013 at 12:09pm
neutral atom q=0;
if you remove 2 electrons:
q= +2•1.6•10⁻¹⁹= +3.2•10⁻¹⁹ C
if you add to electrons:
q= - 2•1.6•10⁻¹⁹= - 3.2•10⁻¹⁹ C

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