SELECT * FROM question_mgmt as q WHERE id=3522 AND status=1 SELECT id,question_no,question,chapter FROM question_mgmt as q WHERE courseId=9 AND subId=16 AND chapterId=253 and ex_no='5' AND status=1 ORDER BY CAST(question_no AS UNSIGNED)
Name the sodium compound which is used for softening hard water.
Washing soda (Na2CO3.10H2O) chemically known as sodium carbonate deca hydrate is used for softening hard water.
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Report a problem on Specifications: