MCQOPTIONS
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| 1. |
In the manufacture of orthophosphoric acid by strong H₂SO₄ leaching wet process, keeping the reactor temperature above 100°C, results in the formation of undesriable$ |
| A. | CaSO‚ÇÑ .¬ΩH‚ÇÇO and CaSO‚ÇÑ crystals |
| B. | Pyrophosphoric acid |
| C. | Metaphosphoric acid |
| D. | All of the above |
| Answer» B. Pyrophosphoric acid | |