You can see a physical change always but not always a chemical
I believe it’s Non polar molecule
Answer:
B. The [H1+] >[OH1-] and the solution is acidic
A serial dilution is the stepwise dilution of a substance in solution. Usually the dilution factor at each step is constant, resulting in a geometric progression of the concentration in a logarithmic fashion.
This noble gas is argon (Ar), because its third energy level is full.