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A 80.0 mL sample of nitrous acid of unknown concentration is titrated with 36.2 mL of 1.45 M barium hydroxide. Determine the concentration of the acid solution.

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Medunno13

Answer: 0.66 M

Explanation:

[tex]M_{A}V_{A}=M_{B}V_{B}\\(80.0)M_{A}=(36.2)(1.45)\\M_{A}=\frac{(36.2)(1.45)}{80.0} \approx \boxed{0.66 \text{ M}}[/tex]

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