The thing that it is called is it is called the atomic number of the thing
Answer:
it is b because its releases heat in to all directions and not b because it staying inside and not releasing anything :)
Explanation:
Answer: D. test tubes, thermometers, etc
I think this is the correct answer. Sorry if it is not.
Explanation:
There appears to be no table shown, but I can still answer. Aluminum has 3 valence electrons
Answer:
74
Explanation:
we know,
atomic number = number of protons
so,
atomic number = 74