Balance this reaction: underline ( )Na_(3)PO_(4)+underline ( )KOHarrow underline ( )NaOH+underline ( )K_(3)PO_(4)^- 1,1,3,1 1,3,2,1 2,3,3,1 1,3,3

To balance the reaction, we need to ensure that the number of atoms of each element is the same on both sides of the equation.The unbalanced reaction is: To balance the reaction, we need to adjust the coefficients of the reactants and products.The balanced reaction is: Therefore, the correct answer is: .