Is Potassium Chlorate type I or type II ?

What’s the scientific notation for the number 6,840,000,000

Nonmetal halogen family atmoic mass 35

Kelly has come up with an explanation for why her sister is sometimes in a good mood and other times in a bad mood. she speculates that it is based on the hours of sleep her sister got the previous night. this explanation for her sister's behaviors is an example of a(n)