Answer:
A:Helium
Explanation:
Some element are monatomic,meaning they are made of single (mon-)atom(-atomic)in their molecular form.
Higher value- mass number
Lower value- atomic number/ number of proton
Answer:
It's (6.02214179×1023) / one mole of substance.
Answer:
fusion requires conditions that exist only in stars
Explanation:
a p e x
Answer:
E
Explanation:
Dry weather with Mostly Clear sky’s