daraokoh daraokoh

15-12-2022
Chemistry

contestada

3.
10.0g of iron (II) ammonium sulphate crystals were made up to 250cm' of acidified
aqueous solution. 25.0cm' of this solution required 21.25cm' of 0.0200 mol dm
potassium dichromate (VI) for oxidization.
Calculate x in the formula FeSO, (NH,),SO4.XH,O

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