41. Solving a chemistry problem
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15. In a volumetric flask with a volume of 1000 cm3, 50.00 cm3 of nitric acid are diluted (p = 1.40 g/cm3). Titration of 20.00 cm3 of this solution consumes 14.30 cm3 of KOH solution with ТKOH/HNO3=0.06300 g/cm3. Calculate the percentage of HNO3 in the original solution.
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