Answer:
if you are asking for the chemical reaction:
Ca(OH)2 + H3PO4-------> Ca3(PO4)2 + H2O
Step-by-step explanation:
In this reaction, phosphoric acid, H3PO4 , a weak acid, will react with calcium hydroxide, Ca(OH)2 , a strong base, to produce calcium phosphate, Ca3(PO4)2 , an insoluble salt, and water.