TS EAMCET Medical 28 Sept 2020 Shift 2 Paper
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Question : 134 of 160
Marks:
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Permanent har dness of water, due to the presence of MgSO 4
(i) Washing soda
(ii) Calgon’s method
(iii) Boiling
(iv) Table salt
(i) Washing soda
(ii) Calgon’s method
(iii) Boiling
(iv) Table salt
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