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प्रश्न
In case of weak electrolyte the graph Λ vs `sqrt"c"` is _______.
विकल्प
linear
not linear
straight line passing from origin
curved
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उत्तर
In case of weak electrolyte the graph Λ vs `sqrt"c"` is not linear.
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संबंधित प्रश्न
Answer the following in brief.
Explain the effect of dilution of the solution on conductivity.
Answer the following:
What is Kohlrausch law of independent migration of ions? How is it useful in obtaining molar conductivity at zero concentration of a weak electrolyte? Explain with an example.
Give SI unit of resistivity.
Write an equation that shows the relationship between molar conductivity and degree of dissociation of weak electrolyte.
Molar conductance of BaCl2, H2SO4 and HCl at infinite dilution are X1, X2 and X3 respectively. Molar conductance of BaSO4 at infinite dilution is ____________.
The CORRECT unit of molar conductivity is ____________.
The molar conductance of 0.001 M acetic acid is 50 ohm−1 cm2 mol−1. The limiting molar conductance is 250 ohm−1 cm2 mol−1. What is its degree of ionization?
A conductivity cell having cell constant 8.76 cm−1, placed in 0.01 M solution of an electrolyte offered a resistance of 1000 ohms. What is the specific conductance of electrolytes?
The SI unit of resistivity and molar conductivity are respectively ____________.
What is the common unit of conductivity if the dimensions are expressed in centimeter?
Which of the following graph represents the variation of `∧` with `sqrt"c"` for acetic acid solution?
What is the cell constant of `"N"/10 "KCl"` solution at 25°C, if conductivity and resistance of a solution is 0.0112 Ω−1 cm−1 and 55.0 Ω respectively?
What is the relation between cell constant, conductivity and electrical resistance?
The distance between electrodes of a conductivity cell is 0.98 cm and area of cross section is 1.96 cm2. What is the cell constant?
Conductivity of a conductor is ____________.
What is the conductivity of 0.01 M NaCl solution if resistance and cell constant of NaCl solution are 375 ohms and 0.5 cm-1 respectively at 298 K?
A conductivity cell dipped in 0.5 M KCl gives a resistance of 250 ohms. If the conductivity of KC I solution is 6.68 × 10-3 S cm-1, what is the cell constant?
The value of [H3O+] in mol lit–1 of 0.001 M acetic acid solution (Ka = 1.8 × 10–5) is ______.
Specific conductance of 0.1 M sodium chloride solution is 1.06 × 10−2 ohm−1 cm−1. Its molar conductance in ohm−1 cm2 mol−1 is ______.
What is the SI unit of conductivity?
A conductivity cell filled with 0.02 M AgNO3 gives at 25°C resistance of 947 ohms. If the cell constant is 2.3 cm-1, what is the molar conductivity of 0.02 M AgNO3 at 25°C?
Explain the determination of molar conductivity of a weak electrolyte at infinite dilution or zero concentration using Kohlrausch's law.
Define the term cell constant.
Write the relation between molar conductivity and molar ionic conductivities for the electrolytes:
- Na2SO4
- AlCl3
Which of the following expressions correctly represents molar conductivity?
