Question

The ratio of amounts of H 2S needed to precipitate all the
metal ions from 100 ml of 1 M AgNO3, and 100 ml of 1
M CuSo4, will be
(a) 1:1
(b) 2:1
c 1:2
d)none

Answer 1

answer will be 1:1 andall answer are encorect