Answer:
CaO
Explanation:
CaO is the only compound that is a non-metal and a non-metal. The rest of the compounds are ionic, or metal and non-metal.
The answer should be E,C,F,B,A,D in that order.
Answer:
Hg+2 + 2Cl- -> HgCl2
HOPE THIS HELPS HAVE A GREAT DAY/NIGHT!!~
Explanation:
<span>Okay, a mole of potassium perchlorate contains 6.02x1023 formula units of potassium perchlorate, but you're asking about individual atoms. So, let's look at the formula: KClO3. That's 1 potassium, 1 chlorine, and 3 oxygens, for a total of 5 atoms per formula unit. Now, multiple 5 by Avogadro's number above, to get 30.1x1023, which simplifies to 3.01x1024 atoms.</span>
