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3.05gram of a hydrated sodium trioxocarbonate(iv),Na2CO3.xH2O were dissolved in water and the solution made up...

3.05gram of a hydrated sodium trioxocarbonate(iv),Na2CO3.xH2O were dissolved in water and the solution made up to 500cm³.25cm³ of this solution required 23.80cm³ of 0.105mol/dm³ hydrochloric acid for complete neutralization.Determine x and hence write the formula of the hydrated salt.(Na=12,C=12,O=16,H=1,Cl=35.5)
The equation for the reaction is Na2CO3.xH2O 2HCL-⟩2NaCl (xH)H2O CO2?

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