Question

h3po4 is used the titration between dichromate and mohr's salt for the stabilization of??​

Answer 1

Answer:

Usually H2SO4 and H3PO4 are added the sulfuric is the main source of H3O+ the phosphoric acid is added to complex Fe+3. By lowering the concentration of ferric ion the change in redox potential is increased making the endpoint easier to see or measure electronically.

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