1) 2KOH + H2S -> K2S + 2H2O
2K+ + 2OH- + 2H+ + S2- -> 2K+ + S2- + 2H2O
OH- + H+ -> H2O
2) Sr(OH)2 + 2HNO3 -> Sr(NO3)2 + 2H2O
Sr2+ + 2OH- + 2H+ + 2NO3- -> Sr2+ + 2NO3- + 2H2O
3) 3NaOH + H3PO4 -> Na3PO4 + 3H2O
3Na+ + 3OH- + 3H+ + PO43- -> 3Na+ + PO43- + 3H2O
1) 2KOH + H2S --->K2S+2H2O
2K+ + 2OH- + 2H+ + S2- ---> 2K+ + S2- + 2H2O
2OH- +2H+ --->2H2O
2) Sr(OH)2+2HNO3--->Sr(NO3)2+2H2O
3) 3NaOH+H3PO4--->Na3PO4+3H2O
3Na+ + 3OH- + 3H+ + PO43- ---> 3Na+ + PO43- + 3H2O
3OH- +3H+ --->3H2O
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1) 2KOH + H2S -> K2S + 2H2O
2K+ + 2OH- + 2H+ + S2- -> 2K+ + S2- + 2H2O
OH- + H+ -> H2O
2) Sr(OH)2 + 2HNO3 -> Sr(NO3)2 + 2H2O
Sr2+ + 2OH- + 2H+ + 2NO3- -> Sr2+ + 2NO3- + 2H2O
OH- + H+ -> H2O
3) 3NaOH + H3PO4 -> Na3PO4 + 3H2O
3Na+ + 3OH- + 3H+ + PO43- -> 3Na+ + PO43- + 3H2O
OH- + H+ -> H2O
1) 2KOH + H2S --->K2S+2H2O
2K+ + 2OH- + 2H+ + S2- ---> 2K+ + S2- + 2H2O
2OH- +2H+ --->2H2O
OH- + H+ -> H2O
2) Sr(OH)2+2HNO3--->Sr(NO3)2+2H2O
Sr2+ + 2OH- + 2H+ + 2NO3- -> Sr2+ + 2NO3- + 2H2O
2OH- +2H+ --->2H2O
OH- + H+ -> H2O
3) 3NaOH+H3PO4--->Na3PO4+3H2O
3Na+ + 3OH- + 3H+ + PO43- ---> 3Na+ + PO43- + 3H2O
3OH- +3H+ --->3H2O
OH- + H+ -> H2O