Metallurgical Engineering > GATE 2022 > Desulfurization
Molten steel at 1873 K weighing 100 metric tons is desulfurized using 1250 kg of synthetic slag by equilibration. If the sulfur content in the steel is reduced from 0.015 mass% to 0.0025 mass% the desulfurizing index is _______ (round off to the nearest integer).
Correct : 400
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