The modern atomic theory has been updated over the years as new observations of the atom have been made. What do these changes say about the strength of the modern atomic theory

The answer is "It updates reinforce the idea, because it has been checked and modified several times, making it longer lasting".

Explanation:

The description of its empirical data throughout the world is a scientific principle. It's also based on facts and is often extensively tested by researchers. Repetitive done by scientists testing helps to enhance its body of knowledge. As just a result of advances in technology, after observation, data collection, and findings evaluation, scientific facts are checked, modified, and verified.

the answer for sodium is 0.186

the answer for rubidium is 0.251

increased stability in the completion of fluorine's outer shell.