Friday
September 19, 2014

Homework Help: Science

Posted by Tessa on Monday, February 17, 2014 at 11:54pm.

1. Consider a neutral atom that has 17 electrons
A.) how many protons does it have
b.) what is it's atomic number
c.)which element is it

2. List the following for an atom with 33 protons and 42 neutrons
a.) the name of the element
b.) the atomic number
C.)the number of electrons
d.) the mass number
These r my only questions please help im stuck! thanks :)

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