Protons
Explanation: the atomic number is the same as the number of protons
Mercury naturally exists in Liquid state.
On Condensing it can exist in Solid state as well.
Hope it helps...
Regards;
Leukonov/Olegion.
Psolution = X · PH_20
= 0.966 · 31.8 torr
= 30.7 torr
use a strong base to neutralize, like NaOH, KOH, etc