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March 29, 2015

Homework Help: Pre-Algerbra

Posted by Katlyn on Wednesday, October 17, 2012 at 12:58pm.

I don't really understand this and my teacher at school is no help. Can anyone explain what I'm supposed to do here?
-----
Atoms contain charged particles called protons and electrons. Each proton has a charge of +1, and each electron has a charge of 1. A sulfur ion has 16 protons and 18 electrons. Find the net charge.
---- I was given options, if that helps. But I just really need it explained so I can get it.
--- Options:
A. 34

B. +2

C. 34

D. 2

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