What is the hydroxide ion concentration in an aqueous solution with a pH of 4.33 at 25°C?

1 Answer
May 27, 2016

Answer:

#pOH# #=# #9.67#, i.e. #[HO^-]# #=# #10^(-9.67)#

Explanation:

For water at #298*K#. #pK_w# #=# #14#

And #pK_w# #=# #pOH# #+# #pH# #=# #14#, thus #pOH# #=# #9.67#

#[HO^-]# #=# #10^(-9.67)*mol*L^-1#.