Main constituent of phosphate rock is_____________________? Options: A . &nbspAmmonium phosphate B . &nbspFlour apatite C . &nbspCalcium fluoride D . &nbspCalcium phosphate

Main constituent of phosphate rock is____________________

Question

Main constituent of phosphate rock is_____________________?

Options:

A . Ammonium phosphate

B . Flour apatite

C . Calcium fluoride

D . Calcium phosphate

Answer: Option B
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