Each dot represents an electron. Since the atomic number of oxygen is 8, it will have 8 protons in the nucleus. An atom of oxygen is neutral and so will have 8 electrons. Two electrons will fill ...

The Periodic Table is a well-organized chart that contains all 118 known elements in the universe. These elements are the ...

Since this atom has a total of eight electrons, it also has eight protons. The atom with eight protons in its nucleus (atomic number 8) is oxygen. Each energy level holds a certain number of electrons ...

1. Convert kilograms/second to grams per second. 1 kg = 1000 grams. If the mass flowrate is 0.25 kilograms/second, convert this to 250 grams/second. 2. Convert grams to moles, using the molar mass of ...