Question

If 25 cm^3 of the potassium hydroxide (KOH) solution was used to neutralise 35cm^3 hydrochloric (HCl)solution,

determine the concentration of the hydrochloric acid solution.

Thanks

Answer 1

What's the concn of the KOH?
mols HCl = M x L
mols KOH = mols HCl
M KOH = mols KOH/L KOH used.