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Q. |
Washing soda is the common name of- |
A. | Calcium Carbonate |
B. | Calcium Bi-Carbonate |
C. | Sodium Carbonate |
D. | Sodium Bi-Carbonate |
Answer» C. Sodium Carbonate | |
Explanation: Washing soda, sodium carbonate decahydrate, efflorescent crystals used for washing, especially textiles. It is a compound of sodium (q.v.). |
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