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A mixture of Na2CO3 and NaHCO3 has a mass of 82.6 g . It is dissolved...

A mixture of Na2CO3 and NaHCO3 has a mass of 82.6 g . It is dissolved in 1.00 L of water and the pH is found to be 9.92.

Find the mass of NaHCO3 in the mixture.

Express your answer with the appropriate units.

m=

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