2.4.1 - Measurement of the Conductivity of Ionic Solutions
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Practice Questions
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What is conductivity?
💡 Hint: Think about what allows electricity to flow.
What is molar conductivity?
💡 Hint: It tells you conductivity per mole.
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Interactive Quizzes
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What is the primary function of conductivity cells?
💡 Hint: Think about what you need to measure electrical flow.
True or False: Higher concentration always means higher conductivity.
💡 Hint: Consider exceptions like weak acids.
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Challenge Problems
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A conductivity cell has a cell constant of 1.5 cm⁻¹. If a 0.2 M KCl solution has a resistance of 500 Ω, calculate its conductivity and molar conductivity.
💡 Hint: Use the relationships and formulas provided to derive the answers.
Discuss the differences in behavior of strong versus weak electrolytes concerning conductivity when diluted.
💡 Hint: Think about why stronger electrolytes exhibit such distinct behaviors when introducing water.
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