Odpowiedź :
H3PO4+3KOH--->K3PO4+3H2O
3H+ +PO4 3- +3K+ +3OH- --->3K+ +PO4 3- +3H2O
3H+ +3OH- --->3H2O
2HNO3+Mg(OH)2--->Mg(NO3)2+2H2O
2H+ +2NO3- +Mg2+ +2OH- --->Mg2+ +2NO3- +2H2O
2H+ +2OH- --->2H2O
H3PO4+3KOH--->K3PO4+3H2O
3H+ +PO4 3- +3K+ +3OH- --->3K+ +PO4 3- +3H2O
3H+ +3OH- --->3H2O
2HNO3+Mg(OH)2--->Mg(NO3)2+2H2O
2H+ +2NO3- +Mg2+ +2OH- --->Mg2+ +2NO3- +2H2O
2H+ +2OH- --->2H2O