a) Ba(OH)2+2HNO3--->Ba(NO3)2+2H2O
Ba2+ +2OH- +2H+ +2NO3- --->Ba2+ +2NO3- +2H2O
2OH- +2H+ --->2H2O
b) H2SO4+2RbOH--->Rb2SO4+2H2O
2H+ +SO4 2- +2Rb+ +2OH- --->Rb2+ +SO4 2- +2H2O
2H+ +2OH- --->2H2O
c) Ca(OH)2+2HBr--->CaBr2+2H2O
Ca2+ +2OH- +2H+ +2Br- --->Ca2+ +2Br- +2H2O
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a) Ba(OH)2+2HNO3--->Ba(NO3)2+2H2O
Ba2+ +2OH- +2H+ +2NO3- --->Ba2+ +2NO3- +2H2O
2OH- +2H+ --->2H2O
b) H2SO4+2RbOH--->Rb2SO4+2H2O
2H+ +SO4 2- +2Rb+ +2OH- --->Rb2+ +SO4 2- +2H2O
2H+ +2OH- --->2H2O
c) Ca(OH)2+2HBr--->CaBr2+2H2O
Ca2+ +2OH- +2H+ +2Br- --->Ca2+ +2Br- +2H2O
2OH- +2H+ --->2H2O