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What mass of iron will be obtained in pure state from 100 kg of an iron ore containing 90% Fe2O3? 1)70Kg. 2) 63 Kg 3) 85Kg 4) 75 Kg |
| Answer» What mass of iron will be obtained in pure state from 100 kg of an iron ore containing 90% Fe2O3? 1)70Kg. 2) 63 Kg 3) 85Kg 4) 75 Kg | |