Question

chemicals used in manufacturing of H3Po4​

Answer 1

Answer:

Phosphoric acid is produced from fluorapatite, known as phosphate rock, 3Ca3(PO4)2. CaF2, by the addition of concentrated (93%) sulfuric acid in a series of well-stirred reactors. This results in phosphoric acid and calcium sulfate (gypsum) plus other insoluble impurities.

Explanation:

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Answer 2

Answer:

phosphoric acids are used  ...........................