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Our Quality Control Department checks every single order for formatting, style, word usage, and authenticity. This lets us deliver certified assignment assistance that has no Internet rivals.

Determination of the percentage purity in a substance

A is a solution containing 3.5g of an acid Hx per dm3
B is a solution containing  0.50mole of anhydrous Na2CO3 per dm3 of solution.  25cm3 portions of solution B required an average volume of 26.10cm3 of solution A for complete neutralization.  From these results,  calculate
a.  Molar concentration of solution A
b. The relative molecular mass of A

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