Nitrogen is 5 valence electrons
oxygen is 6 valence electrons
fluorine is 7 electrons
Salt=compound, soda=liquid solution, aluminum foil=element, milk=colloid,
steel=solid solution
It can possible be you're arteries or also you're intestines with is large and small.
The Big Bang is a scientific theory about how the universe started, and then made the stars and galaxies we see today. ... Then about 13.8 billion years ago, space expanded very quickly (thus the name "Big Bang"). This started the formation of atoms, which eventually led to the formation of stars and galaxies.
