Which formula is used to indicate the degree of acidity of an acid?
\( [H^+] = ^{\text{mass of acid relative}} molecular mass of acid \)
F = number of H+ = ions x molar mass of the acid
Kw = [H+][OH-]
pH = - log10[H+]
pKa = -log10Ka
Correct answer is D
No explanation has been provided for this answer.