0.7 g of Na 2 CO 3 .xH 2 O were dissolved in water and the volume was made to 100 mL, 20…
Chemistry · JEE Main · NTA Exams — Some Basic Concepts in Chemistry
0.7 g of Na2CO3 .xH2O were dissolved in water and the volume was made to 100 mL, 20 mL of this solution required 19.8 mL of N/10 HCl for complete neutralization. The value of x is:
- 7
- 2
- 3
- 5
Answer
(A) 7
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