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Calculate the equivalent mass of hydrated sodium carbonate. |
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Answer» Solution :Hydrated sodium carbonate = `Na_(2)CO_(3)*10H_(2)O` Molecular mass of `Na_(2)CO_(3)*10H_(2)O=(23xx2) + (12xx1) + (16 XX 13) + (1xx20)` = 46+ 12 + 208 + 20 = 286 Equivalent mass of `Na_(2)CO_(3)*10H_(2)O = ("Molecular mass")/("ACIDITY")` = `286/2 = `143 |
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