How many protons are in the isotope Oxygen-20?

what ion has 12 protons and 10 electrons?

how many protons does se-2 have 32 34 36 2

A. How many protons are in one atom of fluorine - 19? B. How many neutrons are in one atom of pot...

How many protons are in the nucleus of a sodium atom?

There are 49 protons and it is neutral atom How many electrons are there and what is the element

What is the sun of the protons and neutrons in an atom?

What is the sum of the protons and neutrons that make up the nucleus of an atom?

How many protons must be in one atom of argon

How many protons are in the nucleus of a potassium atom with a mass number of 39? image Select...

Asked by Jay