### Calculate the mass flow rate for the concentrate stream

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A magnetic separator processes 500 kg/hr of finely ground magnetite ore (Fe3O4). The ore containes 35% magnetite and an analysis of the concentrate and tailings shows that they contain 59.5% Fe and 3.8% Fe respectively a. calculate the mass flow rate (in kg/hr) for the concentrate stream b. calculate the magnetite recovery (%)

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