Exercise 5: A 100.0-mL sample of brackish water was treated with ammonia, and the sulfide it contained was titrated with 16.47 mL of 0.02310MAgNO_(3). The analytical reaction is given below. Calculate the concentration of H 2 S in the water in parts per million ( m(g)/(L) ).
2Ag^(+)+S^(2-)->Ag_(2)S(s)