What is the atomic mass of Beryllium?

You need to divided twenty four by a dozen them by the temperature it is getting cook by

30litre of li2o is 1.0002mole approximately 1 mole

If a hydrogen atom is neutral, it must also have  one electron. an oxygen atom (o) has an atomic number of eight (8). this means a neutral oxygen atom has eight protons and eight electrons. the element actium (ac) has an atomic number of 89, so it has 89 protons and 89 electrons in a neutral atom

Answer ozone (o3) is made of three atoms of oxygen, it is a molecule;