Chemistry

A volume of 29.62 ± 0.05 mL of HNO3 solution was required for complete reaction with 0.8896 ± 0.0008 g of Na2CO3, (FM 105.988 ± 0.001).

Find the molarity of the HNO3 and its absolute uncertainty.

I have the molarity of HNO3 = 0.5667

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