Practice Variation Of Conductivity And Molar Conductivity With Concentration (2.4.2)

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6 sample questions

Question 1.
What happens to conductivity when you dilute a solution?
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Think of how many particles are available to carry electricity.
Question 2.
What is molar conductivity?
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Focus on the relationship with moles and conductivity.
3Question 3.
What happens to conductivity as a solution is diluted?
- Increases
- Decreases
- No change
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Think about how many ions are available.
4Question 4.
Kohlrausch's Law relates to which of the following?
- True
- False
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Recall the law's principles about ions.
Question 5.
If the conductivity of a 0.02 M NaCl solution is measured to be 0.012 S cm–1, calculate its molar conductivity.
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Use the relationship between conductivity and molar concentration.
Question 6.
Consider a solution of acetic acid where its molar conductivity is determined to be 150 S cm2 mol–1 at a high concentration. What do you expect its limiting molar conductivity to be?
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Look at the degree of ionization of weak electrolytes.

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