<h2>Answer: C) 1s²2s²2p⁶</h2>
<h3>Explanation:</h3>
A noble gas has 8 electrons between the p and s orbitals of the outer shell. Helium is the exception because it only has two electrons.
<h3> ∴ 1s²2s²2p⁶ is the noble gas (neon)</h3>
Answer: OC
Explanation:
The Others Could Take Many Millions Of Years
Strong Acid cause it has a very low pH
Acid of x bottle is highly reactive because solute is more and acid of y bottle is less reactive because solvent is more.
It can take 49 days, I could be wrong. What do you mean in this question?