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20.00 cm 3 of a solution containing 0.53 g of anhydrous Na2CO3 in 100 cm3 requires ...

20.00 cm 3 of a solution containing 0.53 g of anhydrous Na2CO3 in 100 cm3 requires 25.00 cm3 of H2SO4 for complete neutralisation. The concentration of the acid solution in moles per dm is [H =1, C = 12, O = 16, Na =23, S = 32]

A. 0.02
B. 0.04
C. 0.06
D. 0.08




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