A solution of HNO3 is standardized by reaction with pure sodium carbonate. 2H+ Na₂CO3 →→ 2Na+H₂O + CO₂ A volume of 24.14 ± 0.06 mL of HNO3 solution was required for complete reaction with 0.9021 ± 0.0009 g of Na2CO3, (FM 105.988 ± 0.001). Find the molarity of the HNO3 and its absolute uncertainty.

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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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A solution of HNO3 is standardized by reaction with pure sodium carbonate.
2H+ Na₂CO, →→ 2Na+H₂O + CO₂
A volume of 24.14 ± 0.06 mL of HNO3 solution was required for complete reaction with 0.9021 ± 0.0009 g of
Na2CO3, (FM 105.988 ± 0.001). Find the molarity of the HNO3 and its absolute uncertainty.
Number
[HNO,]= 0.7042
M
±
Number
0.002
M
Note: Significant figures are graded for this
problem. To avoid rounding errors, do not
round your answers until the very end of
your calculations.
Transcribed Image Text:A solution of HNO3 is standardized by reaction with pure sodium carbonate. 2H+ Na₂CO, →→ 2Na+H₂O + CO₂ A volume of 24.14 ± 0.06 mL of HNO3 solution was required for complete reaction with 0.9021 ± 0.0009 g of Na2CO3, (FM 105.988 ± 0.001). Find the molarity of the HNO3 and its absolute uncertainty. Number [HNO,]= 0.7042 M ± Number 0.002 M Note: Significant figures are graded for this problem. To avoid rounding errors, do not round your answers until the very end of your calculations.
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