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Total number of moles of Mohr's salt req...

Total number of moles of Mohr's salt required per mole of dichromate ions during volumetric analysis are ______.

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The correct Answer is:
6
Mohr's salt
`FeSO_(4)*(NH_(4))_(2)SO_(4)*6H_(2)O`
`6Fe^(+2)+Cr_(2)O_(7)^(2-)+14H^(+)to2Cr^(+3)+7H_(2)O+6Fe^(+3)`.
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