M(H3Po4)=1•3+31+16•4=3+31+64=98г/моль.
W(H)=(3/98)•100=3%
W(P)=(31/98)•100=31,7%
W(O)=100-3,06-31,6=65,3%
M(H3Po4)=1•3+31+16•4=3+31+64=98г/моль.
W(H)=(3/98)•100=3%
W(P)=(31/98)•100=31,7%
W(O)=100-3,06-31,6=65,3%