Chapter 3, Problem 3.36SP

Which of the following equations are balanced?

(a) The development reaction in silver-halide photography:

${\text{2AgBr+2NaOH+C}}_{\text{6}}{\text{H}}_{\text{6}}{\text{O}}_{\text{2}}\to {\text{2Ag+H}}_{\text{2}}{\text{O+C}}_{\text{6}}{\text{H}}_{\text{4}}{\text{O}}_{\text{2}}$

(b) The preparation of household bleach:

${\text{2NaOH+Cl}}_2\to {\text{NaOCl+NaCl+H}}_{\text{2}}\text{O}$