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JEE Mains Model Paper 14

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Question : 41 of 90
 
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Consider a titration of K2Cr2O7 with acidified Mohr's salt solution (FeSO4 . (NH4)2SO4.6H2O) using diphenylamine as indicator. The number of moles of Mohr's salt required per mole of dichromate is
Fe2+ + Cr2O72
H+
→
 Fe3+ + Cr3+
Validate
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