A solution of HNO, is standardized by reaction with pure sodium carbonate. 2H + Na, CO,: - 2 Na+ + H, 0+ CO, A volume of 26.37 + 0.05 mL of HNO, solution was required for complete reaction with 0.9150 +0.0007 g of Na, CO,, (FM 105.988 +0.001 g/mol). Find the molarity of the HNO, solution and its absolute uncertainty. Note: Significant figures are graded for this problem. To avoid rounding errors, do not round your answers until the very end of your calculations. M [HNO,] =

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A solution of HNO, is standardized by reaction with pure sodium carbonate.
2H* + Na, CO, - 2 Na* + H,0 + CO,
A volume of 26.37 +0.05 mL of HNO, solution was required for complete reaction with 0.9150 +0.0007g of Na, CO,,
(FM 105.988 + 0.001 g/mol). Find the molarity of the HNO, solution and its absolute uncertainty.
Note: Significant figures are graded for this problem. To avoid rounding errors, do not round your answers until the very
end of your calculations.
[HNO,] =
M
M
Transcribed Image Text:A solution of HNO, is standardized by reaction with pure sodium carbonate. 2H* + Na, CO, - 2 Na* + H,0 + CO, A volume of 26.37 +0.05 mL of HNO, solution was required for complete reaction with 0.9150 +0.0007g of Na, CO,, (FM 105.988 + 0.001 g/mol). Find the molarity of the HNO, solution and its absolute uncertainty. Note: Significant figures are graded for this problem. To avoid rounding errors, do not round your answers until the very end of your calculations. [HNO,] = M M
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