Balance the following equations
`K_2Cr_2O_7+ H_2SO_4 to K_2SO_4 to K_2SO_4 + Cr_2(SO_4)_3 + H_2O + O_2`

Balance the following equations KMnO_4 + H_2SO_4 to K_2SO_4 + MnSO_4 + H_2O + O_2

Balance the following equations Fe_2(SO_4)_3 + NH_3 + H_2O to Fe(OH)_3 + (NH_4)_2SO_4

Balanced the following chemical equations : NaOH+H_(2)SO_(4)toNa_(2)SO_(4)+H_(2)O .

Complete the following equation. H_(2)SO_(4)+So_(3)rarr?

Complete the following equation and balance . * Cu+H_(2)SO_(4)rarr * S+H_(2)SO_(4)rarr * C+H_(2)SO_(4)rarr * 2NaCl+H_(2)SO_(4)rarr.........+Na_(2)SO_(4)

Complete the following chemical equations. Cu+2H_2SO_4toCuSO_4+"____________"+2H_2O

Complete the following equations : (a) 5SO_(2) + MnO_(4) ^(-)+2H_(2)O to 5SO_(4)^(-) + 4H^(+) + ? (b) SO_(3) + Conc. H_(2)SO_(4) to ? (c) 2KClO_(3) overset(MnO_(2))to ?