How many electrons does it have, and what is its mass number? How many protons and neutrons are in an isotope with the symbol 13756Ba? State its mass number. An isotope has a total of 46 neutrons and 22 protons. What would be the atomic symbo...
You make an even larger, unstable radioactive isotope of uranium, uranium-236, that promptly splits into two smaller and more stable atoms krypton and barium (3). In the process, heat energy is released and there are three spare neutrons left over (4). The neutrons can go on to react ...