What does the 1.00794 stand for?
If an atom has 12 protons, which of the following must it also have to be considered a neutral atom?
What charge does an atom have when it GAINS electrons?
What two particles determine the mass number?
When an atom loses an electron, it becomes a(n) _____________ ion.
If the mass number of this chlorine atom is 36, how many neutrons does it have?
What is the atomic number of this atom shown in the Bohr model?
What is the mass number of the atom shown in the Bohr model?
Is this atom an ion? If so what would it's charge be?
Most of the mass of an atom is found in the ______.