Notatii:
Cn=concentratia normala,Eg/l
Eg=echivalent gram
Vs= volumul solutiei , L
M=masa molara, g/mol
Cn=2N
md=300g
MKMnO4=39+55+16*4=158g/mol
MH2So4=2+32+64=98g/mol
Eg=KMnO4=M/5=158/5=31.6 eg
EgH2So4=M/2=98/2=49 eg
Cn=md/Eg*Vs => Vs= md/Cn*Eg=300/2*31.6=300/63.2=4.746L Cn=md/Eg*Vs=> Vs=md/Cn*Eg=300/2*49=3L ?