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for preparing 0.1 normal solution of potassium permanganate you have to disssolve 3.16 g potssium permangnate in 1L water bt in alkaline or neutral medium reactions of potassium permanganate is different and Mn gains 3 electrons in redox reaction,so far alkaline medium redox titration equivalent wt of KMnO4 will be 158\3=52.6.so far,0.1 N KMnO4 in alkaline medium redox titration dissolve 5.26 g in 1L sol.
An alkaline medium is formed when alkaline elements in food break down. This happens when they combine with (H+) ions.
why is the pH of the meadium important in EDTA titration
This is because in acidic medium kmn04 decomposes to give Mn2+ ions which impart pink colour to the solution. The reaction being Mno4- +8H+5e ----->Mn2+ + 4H2O
for medium produce
Ginger root is medium-level alkaline
the color of methyl orange in an acidic medium is orange
By titration (manual or electrochemical) with a base and an indicator.
It is not mandatory; acids are also titrated.
according to change of PH of medium where the indicator color is changed according to PH of medium
strong alkali
As soon as the partially digested food enters the duodenum . the walls of the duodenum gets excited and releases H CO3 or bi carbonate ions . this makes the medium alkaline .......