

MCQOPTIONS
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1. |
Which of the following solvents is used for the extraction of H 3 PO 4 from CaCl 2 solution during manufacture of ortho-phosphoric acid by wet process employing hydrochloric acid leaching? |
A. | Iso propyl alcohol |
B. | Butyl alcohol |
C. | Toluene |
D. | Hexane |
Answer» C. Toluene | |