Chemistry questions
29404 published questions with worked solutions.
- Which of the following solutions will have the highest specific conductance?
- Molar conductance of Al_2(SO_4)_3 equals
- Calculate the degree of dissociation of 0.02 M acetic acid at 298 K, given that _m( CH_3COOH ) = 11.7 ohm^ -1 cm^2mol^ -1 , ^ (...
- Equivalent conductance of a week electrolytic increases on dilution because of
- The relationship between equivalent conductivity ( ), specific conductivity (K) and normality (xN) of a solution is
- Calculate the molar conductivity of a solution MgCl_2 at infinite dilution. Given that ^ ( Mg^ 2+ ) = 106.12 ohm^ -1 cm^2mol^ -1...
- The increase in conductivity of strong electrolytes on dilution according to Debye Huckel theory is due to
- Calculate the molar conductivity of a solution of NaCl at infinite dilution. Given ^ ( Na^+ ) = 50.12 ohm^ -1 cm^2mol^ -1 , ^ (...
- The ionic mobilities of the cation and the anion of a salt are 140 and 180 mhos respectively. The equivalent conductance of the...
- The conductance of one cm cube of a solution is its
- In Debye Falkenhagen effect, the _m values are measured using
- The two Pt electrodes fitted in a conductance cell are 1.5 cm apart while the cross-sectional area of each electrodes is 0.75...
- The specific conductance of N 10 KCl at 25^ C is
- Which of the following solution has highest resistance?
- Specific conductance of 0.12 N solution of an electrolyte is 0.024 ohm^ -1 cm^ -1 . Its ^0_c value in ( ohm^ -1 cm^2 gram equiv^...
- At infinite dilution, the contribution of cation and anion to the equivalent conductance
- The specific conductance of N/50 solution of KCl at 25^ C is 0.2765 ohm^ -1 . If the resistance of the cell containing this...
- If the equivalent conductance of KNO_3 is 126.3 ohm^ -1 cm^2 and of NO_3^- is 71.44 ohm^ -1 cm^2 . The equivalent ionic...
- At 298 K the resistance of a 0.5 M NaOH solution is 35.0 ohm. The cell constant is 0.503 cm^ -1 . The electrical conductivity of...
- If C is concentration in gram mol per liter, then specific conductance (K) and molar conductance ( ) are related as