The equation which is balanced and represents the correct product(s) is .
A. `Li_(2)O+2KClto2LiCl+H_(2)O`
B. `[CoCl(NH_(3))_(5)]^(+)+5H(+)toCo^(2+)+5NH_(4)^(+)+Cl^(-)`
C. `[Mg(H_(2)O)_(6)]^(2+)+("EDTA")^(4-)overset("excess NaOH")to[Mg(EDTA)]^(2+)+6H_(2)O`
D. `CuSO_(4)+4KCNtoK_(2)[Cu(CN)_(4)]+K_(2)SO_(4)`
