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The number of grams of oxygen in 0.10 mol of Na_(2)CO_(3) .10H_(2)O is |
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Answer» 1 mole of `Na_(2)CO_(3) .10H_(2)O` CONTAINS 13 OXYGEN ATOMS. Mass of 13 oxygen atoms = `13 xx 16 = 208` 1 mole of `Na_(2)CO_(3) .10H_(2)O` contains 208 G of oxygen. `:.` 0.10 mole of `Na_(2)CO_(3).10H_(2)O` contains `208/1xx0.1=20.8g` |
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