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could someone please help me to understand the process of determining the pH of a solution? is it required that we determine the pH of solutions given their formula's and concentrations? how does the dissociation of ions of an acid/base influence the process, shouldnt a strong acid such as HCl...

hi im new - just a quick question. ive look through text books and havent been able to clarify this what is the purpose of a salt bridge in a galvanic cell? i know it completes the circuit, but how does it do this? my assumption is: as electrons leave the anode (oxidising the anode...