0.1 M HCl;
3 tamponi di: pH 3.78, 4.00 e 4.62;
NaOH 0.1 M.
dopo aggiunte variabili verde di bromocresolo (dalla maggiore alla minore da sx. a dx.)
English: From left to right solutions of 0.1 M HCl, 3 buffer solutions of pH 3.78, 3 of pH 4.00, 3 of pH 4.62 and NaOH 0.1 M after adding different amounts of bromocresol green (from more to less from left to right)
to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.