(31-15 = 16).
Explanation:
the element phosphorus (P) has an atomic number of 15 and a mass number of 31. Therefore, an atom of phosphorus has 15 protons, 15 electrons, and 16 neutrons
The movement of electrical charges inside the earth
Particles become farther apart from each other in the change of state between liquid and gas.
Hope that helped =)
<span>.Ask a Question
.Do Background Research.
.Construct a Hypothesis.
.Test Your Hypothesis by Doing an Experiment
.Analyze Your Data and Draw a Conclusion.
<span>.Communicate Your Results.</span></span>
Answer:
Explanation:
Pluto is a dwarf planet that lies in the Kuiper Belt, an area full of icy bodies and other dwarf planets out past Neptune. Pluto is very small, only about half the width of the United States and its biggest moon Charon is about half the size of Pluto