Answer:
A. air pressure,this is answer.
Sharing of electrons always means its a covalent bond, and unequal means it is polar, so it is a polar covalent bond
<span>19.992*0.9048+20.993*0.0027+21.991+0.0925 = </span><span> 20.1797 amu (C)</span>
Answer:
Sleet and hail, sleet are tiny drops of water that freeze when it rains. Hail forms when a thunderstorm lifts a water droplet above the freezing level.
Explanation:
Yeah of-course!! It's valency by group most of the chemical property like electronegativity, ionization energy etc. by the combination of groups and periods...