Analytical Chemistry

Learn the toughest concepts covered in your Analytical Chemistry class with step-by-step video tutorials and practice problems.

Chemical Measurements

Volumetric Titrations

Classical Stoichiometric Methods involve the use of both volumetric methods (titrations) and gravimetric methods.

Titrations

1

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Volumetric Titration

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2

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Volumetric Titration

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Titrations Calculations

3

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Titrations Calculations 1

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Titrations Calculations 1

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Titrations Calculations 2

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6

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Titrations Calculations 2

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Titrations Calculations

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8
Problem

A 1.000 g sample of Na2CO3 (MW: 105.99 g/mol) is dissolved in enough water to make 200.0 mL of solution. A 25.00 mL aliquot required 32.18 mL of HCl to completely neutralize it. What is the molar concentration of HCl? 

Na2CO3 (aq)  + 2 HCl (aq)  →  2 KCl (aq)  +  H2O(l)  +  CO2  (g)