A sample of steel weighting 3.0 g was subjected to a chemical reaction to convert its sulphur into H2S gas. The evolved gas required 2.40 ml of 0.02 N solution of iodine. Then the percentage of S in steel is

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A sample of steel weighting 3.0 g was subjected to a chemical reaction to convert its sulphur into H2S gas. The evolved gas required 2.40 ml of 0.02 N solution of iodine. Then the percentage of S in steel is






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