MCQ
Washing soda is:
- ✓$ Na_{2}CO_{3} \cdot 10H_{2}O $
- B$ Na_{2}CO_{3} \cdot 5H_{2}O $
- C$ Na_{2}CO_{3} $
- DNaOH
✓
Answer
Correct option: A.
$ Na_{2}CO_{3} \cdot 10H_{2}O $
A
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