In sulphur estimation, 0.157 g of an organic compound gave 0.4813 g of barium sulphate. The percentage of sulphur in the compound is-

1. 39.10 %

2. 48.13 %

3. 42.10 %

4. 52. 43 %

Subtopic:  Qualitative Analysis of Organic Compounds |
 65%
Level 2: 60%+
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