How many protons and nertons are in Rg-272?

Rutherfordium-272 (Rg-272) has 104 protons, as indicated by its atomic number (104). The number of neutrons can be found by subtracting the atomic number from the mass number: 272 - 104 = 168 neutrons. Therefore, Rg-272 has 104 protons and 168 neutrons.