Question

Which molecule, when added to a solution, would give the solution the highest pH?

HCl
H2SO4
KOH
H2O

Answer 1

The answer is C.

Step-by-step explanation:

Because, KOH is the highest PH in the molecule(s).

Answer 2

The molecule, when added to a solution, would give the solution the highest pH is KOH. This is because when KOH is in the solution, it will give a very strong basic properties due to the -OH and the K which is highly electropositive.