(a)(i)substance X-Iron (ii) Sulphate
(ii)substance Y-Iron filling /sulphur powder mixture
(b)(i)Gas J- Hydrogen sulphide
(ii)Gas K-Hydrogen gas
(c)Gas J-$FeS{(s)}+2HCL{(aq)}\rightarrow FeCL_2{(aq)} + H_2S{(g)}$
Gas K-$Fe(s)+2HCL{(aq)}\rightarrow FeCL_2{(aq)} + H_2(g)$
isaacmuthini answered the question on November 23, 2017 at 09:56
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