i can't give you a full answer to the lack of info, but everything goes somewhere. take the making of water, for instance. 2 Hydrogen and 1 Oxygen <u>must</u> equal H2O (2 parts hydrogen and 1 part oxygen) after being made.
Long story short: what goes in must have the same amount of atoms after the chemical reaction.
Moles/MxL
1.709moles/2.10L =<span>0.814M</span>
It becomes ionized and attains its stable electronic configuration.
Nitrogen gas consists of a diatomic nitrogen atom. So, the correct answer is B.
There you go try that out.
