Why is oxygen blown through the molten iron?

Answer 1

To produce the carbon monoxide reductant, and react with silica....

You should read about the blast furnace used to produce iron. In this furnace, hot iron ore, coke, and calcium carbonate are blasted through air that has occasionally been enhanced with oxygen.

#Fe_2O_3(s) +3CO(g) stackrel(Delta)rarr 2Fe+3CO_2(g)#
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Answer 2

In order to oxidize impurities and facilitate their removal as slag and promote the desired steel formation, oxygen is blown through molten iron.

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

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