Answer:
Valence electrons are electrons that reside in the outermost shell surrounding the nucleus of an atom. So yes, the answer to your question is TRUE. Valence electrons do exist in the outer shell of an atom.
Please mark brainliest if this answer helps. I just need one more! PLEASE!
Answer:
The correct solution is "3.535 × 1018 molecules".
Explanation:
The given values are:
Molar mass
= 322.0 g/mol
Dioxin constitute to 63 kg individual will be:
=
=
⇒
So,
The number of molecules will be:
=
=
= (molecules)
You need to whithe the grams first
Oxegan ........
explation :
Google