When citric acid react with potassium permanent solution then purple colour of potassium permanent solution disappear?
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This is an oxidation reaction
A titration would be a good idea since there is a change in colour
here
3KMnO4+ C6H8O7=3 HMnO4+ C6H5K3O7
are formed
here citric acid is used as a reducing agent
kristien:
srry
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hope it helps u ^_^
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