Homework Help: earth science

Posted by johnathan on Thursday, September 23, 2010 at 8:36pm.

If an atom has 17 electrons and its mass number is 35, calculate the following: number of protons, atomic number, and number of neutrons.

earth science - johnathan, Thursday, September 23, 2010 at 8:37pm
FIND OUT YOURSELF LITTLE KID!!!!

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