Login
Subject: Chemistry, asked on 8/4/14

Define cell constant. How is it related to conductivity.?

Subject: Chemistry, asked on 7/4/12

what is debye huckel onsagers equation?

Subject: Chemistry, asked on 26/12/12

what is salt bridge?

explain its function?

Subject: Chemistry, asked on 20/4/18

During the electrolysis of molten sodium chloride, the time required to produce 0.10 mol of chlorine gas using a current of 3 amperes is

Subject: Chemistry, asked on 9/6/15

Estimate the minimum potential difference needed to reduce Al2O3 at 500o C. The free energy change for the decomposition reaction: 2/3 Al2O3→4/3 Al + O2 is ∆G= +960 kJ

Subject: Chemistry, asked on 9/3/13

Calculate the potential of hydrogen electrode in contact with a solution whose pH is 10.

Subject: Chemistry, asked on 2/4/15

the standard reduction potential of cu2+/cu and cu2+/cu+ is 0.337 and 0.153V respectively. what is the standard electrode potential of cu+/cu half cell ??

Subject: Chemistry, asked on 11/10/12

Why does a dry cell become dead after a long time even if it has not been used?

Subject: Chemistry, asked on 20/7/12

 what is discharge potential ?

Subject: Chemistry, asked on 13/12/11

 The products of electrolysis of molten NaCl are Na metal and Cl2 gas, while the products of electrolysis of aqueous solution of NaCl are NaOH, Cl2 and H2.

Please explain this in detail with the appropriate reactions.

Subject: Chemistry, asked on 22/12/11

what is the difference between E cell and E0 cell??

 

Subject: Chemistry, asked on 20/2/17

The specific conductance of a saturated solution of AgCl at 25°C after subtracting the specific conductance of conductivity of water is 2.28 × 10–6 mho cm–1. Find the solubility product of AgCl at 25°C.
λAgCl∞=138.3 mho cm2

Subject: Chemistry, asked on 24/1/12

 what is redox couple

Subject: Chemistry, asked on 11/6/12

why does mercury cell give a constant voltage throughout its life?

Subject: Chemistry, asked on 2/9/12

Here are a list of q'z pls ans. them briefly

q1)The number of faradays required to deposit 1g equivalent of alumininium(at wt.27)from a soln of AlCl3 is-

q2)What is the electrochemical equivalent of Cu in the rxn-

Cu2++2e---------Cu

q3)The specifc conductance of saturated soln of CaF2 is 3.86*10(power -15) and that of water used for solution is 0.15*10(power -5).What is the specific conductance of CaF2 alone?

q4)What is the molar conductivity "^". If resistivity is 'x' for 0.1 N H2SO4 solution?

q5)The conductivities at infinite dilution of NH4CL,NAOH and NaCl are 130,218,120.If equivalent conductance of N/100 soln of NH4OH is 10,degree of disociation of NH4OH at this dilution is-

q6)The resistance of a N/10 KCL aq. soln is 245 ohms.If the electrodes in the cell are 4cm apart and area having 7 cm sq. each,the molar conductance of the soln will be?

1234
What are you looking for?