When you change the number of the neutrons, protons or electrons for any element you have created an isotope of that element.
Elements have been known to man since the ancient times.
We hire well-educated and experienced professionals for your success in any discipline.
They possess progressive knowledge and skills in any field of study to offer first-rate academic assistance and quick result to customers!
There are 92 elements that occur naturally and are found in nature.
Hydrogen, carbon, nitrogen, and oxygen are found in most living organisms. They have the same number of neutrons, protons and electrons.
For example, you may have a card that says that the atom you are looking for has 5 neutrons.
You would look at the periodic table to find an atom that you could add 5 to its number of protons that would give you a sum close to the atomic mass given for that element.
Much of our precious time is taken up with work, helping family and friends, or other commitments.
True Dating Site If this is your first time to write a profile, you can ask your friends and family on how they see you.