A 100 mL sample of blackish water was made ammoniacal and the sulphide ion in…
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Problem
A 100 mL sample of blackish water was made ammoniacal and the sulphide ion in solution were titrated with 16.50 mL of 0.02000MAgNO3 . The concentration of H2S in the water in ppm is :
(1) 5.60
(2) 560
(3) 56
(4) 0.560