Answer:
C: Sodium
Explanation:
Iron had a way higher density neon has way to know as well as carbon and the closest one is sodium
Answer:
is cool is cool goodcripopo
I don't know but I would pick b.2.covalent bonds
Antimony has two naturally occurring isotopes. Their abundance is given in the pic attached below
Answer:
2.256 moles of oxygen atoms
Explanation:
CaCo3 is calcium carbonate
every mole of calc carb has 3 moles of O atoms
.752 moles of this has 3 times as many moles of Oxygen atoms