Question

In the manufacture of H₃PO₄ (ortho), ; strong H₂SO₄ leaching wet process as compared to electric furnace process

a.

uses lower grade phosphate rock.

b.

requires lower capital investment in the plant.

c.

produces lower purity acid.

d.

is very costly.

Answer: (c).produces lower purity acid.

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Q. In the manufacture of H₃PO₄ (ortho), ; strong H₂SO₄ leaching wet process as compared to electric furnace process

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