Is volume one of your answers?
Answer:
element
Explanation:
an element is something made up of only one type of atom
Carbon has the highest ionization energy as its energy 1086KJ\Mol and the rest are between 500 and 800.
Jill and Susan violated safety procedures by not properly listening and/or reading over the instructions to know all the materials, steps, and equipment they need for the lab. Hope this helps!
The focal length, like you said it's the distance between the FOCAL point and the mirror.
Hope this helps.... :)