Iron is an element why?

During which time interval does the object travel approximately 10 meters

The element chlorine has two stable isotopes, chlorine-35 with a mass of 34.97 amu and chlorine-37 with a mass of 36.95 amu. from the atomic weight of cl = 35.45 one can conclude that:

In ccl4 is there a certain length that the main atom carbon is a certain distance from the chlorine’s?