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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Feedback

Measurement of electrical conductance to determine the dissociation constant of acetic acid

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1.What is conductance?

a: Square of resistance Explanation

Explanation

b: Cube of resistance Explanation

Explanation

c: Inverse of resistance Explanation

Explanation

d: Exponential of resistance Explanation

Explanation

2.The CGS unit of specific conductance is?

a: Ohm cm-1 Explanation

Explanation

b: Ohm-1 cm-1 Explanation

Explanation

c: Ohm cm Explanation

Explanation

d: Ohm-1 cm Explanation

Explanation

3.The expression and the SI unit of cell constant is are, respectively ?

a: l/A and m-1 Explanation

Explanation

b: A/l and m Explanation

Explanation

c: l^3/A and m Explanation

Explanation

d: l^2/A and unitless Explanation

Explanation

4.The relation between Λ and κ is?

a: Λ = κ Explanation

Explanation

b: Λ = κ . c Explanation

Explanation

c: Λ = κ/c Explanation

Explanation

d: Λ = c/κ Explanation

Explanation

5.Equivalent conductance at infinite dilution Λ₀- is related to the ionic conductances λ₀⁺ and λ₀⁻ as:

a: Λ0= λ_(0 )^++ λ_0^- Explanation

Explanation

b: Λ0= λ_(0 )^+- λ_0^- Explanation

Explanation

c: Λ0= λ_(0 )^+.λ_0^- Explanation

Explanation

d: Λ0= λ_(0 )^+/λ_0^- Explanation

Explanation

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