A singly ionized helium atom (He+) has only one electron in orbit about the nucleus. What is the radius of the ion when it is in the excited state defined by n=4?

Look at the bean data from days 4–6. use these data to explain how natural selection changed the number of dark red walking beans over time. writing part

What is the overall order of reaction for rate = k[no]2[o2]

Many ionic compounds and a few highly polar covalent compounds are because they completely ionize in water to create a solution filled with charged ions that can conduct an electric current.