NEET Chemistry Redox Reactions Questions Solved

0.7 g of Na2CO3.xH2O were dissolved in water and the volume was made to 100mL, 20mL of this solution required 19.8 mL of N/10 HCl for complete neutralisation. The value of x is:

(a) 7

(b) 3

(c) 2

(d) 5

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