3Ba(OH)2+2H3PO4->Ba3(PO4)2+6H2O
n(Ba(OH)2)=m/M=108/171=0.63 (моль)
n(Ba(OH)2):Ba3(PO4)2=3:1
n(Ba3(PO4)2)=0.63÷3=0.21 (моль)
m(Ba3(PO4)2)=n×M=0.21×602=126.42 (г)
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3Ba(OH)2+2H3PO4->Ba3(PO4)2+6H2O
n(Ba(OH)2)=m/M=108/171=0.63 (моль)
n(Ba(OH)2):Ba3(PO4)2=3:1
n(Ba3(PO4)2)=0.63÷3=0.21 (моль)
m(Ba3(PO4)2)=n×M=0.21×602=126.42 (г)