How much of the rock cycle can be observed directly? how much must be inferred? think about both how long things take to happen in the cycle as well as where different parts of the cycle occur. refer to specific parts of the cycle in your answer.

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

The answer is letter c