Home
Class 12
CHEMISTRY
100 mL of a buffer of 1 M NH(3)(aq) and ...

100 mL of a buffer of 1 M `NH_(3)(aq)` and `1M NH_(4)^(+) (aq)` are placed in two compartments of a voltaic cell separately. A current of 1.5 A is passed through both cell for 20 min. If electrolysis of water only takes place, then pH of the :

A

LHS will increase

B

RHS will increase

C

Both side will increase

D

Both side will decrease

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

100mL of buffer of 1 M NH_(3)(aq) and 1 M NH_(4)^(o+)(aq) are placed in two compartments of a voltaic cell separately. A current of 1.5A is passed through both cells for 20 m i n . If only electrolysis of water takes place, then (a) ph of LHE half cell will increase (b) pH of RHE half cell will increase (c) pH of both half cell will increase (d) pH of both half cell will decrease

50 ML of a buffer of 1 M NH_(3) and 1 M NH_(4)^(+) are placed in two volatic cells separately A current of 3.0 amp is passed throught both cells for 10 min If elctrolusis of water takes place as 2H_(2)O+O_(25)+4e^(-)rarr4OH^(-)(R.H.S) 2H_(2)Orarr4H^(+)+O_(2)+4e^(-) (L.H.S) Then pH of the

A current strength of 96.5 A is passed for 10s through 1L of a solution of 0.1 M aqueous CuSO_(4) . Calculate the pH of the solution.

In an exper iment 0.04F was passed through 400mL of 1 M solution of NaCl. What would be the pH of the solution after electrolysis?

The following galvanic cell was underset(100mL) (Zn|Zn^(2+) (1M) )|| underset("100mL")(Cu^(2+) (1M) |Cu) operated as an electrolytic cell using Cu as anode and Zn cathode. A current of 0.48A was passed for 10 hrs then cell was allowed to function as galvanic cell. What would be the emf the cell at 25^(@)C? Assume that the only electrode reactions occuring were those involving.

A buffer solution contains 0.25M NH_(4)OH and 0.3 NH_(4)C1 . a. Calculate the pH of the solution. K_(b) =2xx10^(-5) .

In the reaction given Mg(s)+NO_(3)^(ɵ)+H_(2)OtoMg(OH)_(2)(s)+overset(ɵ)(O)HO(aq.)+NH_(3)(g) 20 " mL of " sample of NO_(3)^(ɵ) solution is treated with Mg. The NH_(3)^(g) was passed into 50 " mL of " 0.1 M HCl. The excess HCl requried 30 " mL of " 0.1 M KOH for its neutralisation calculate the molarity of NO_(3)^(ɵ) ions in the original sample?

pH of an aqueous solution of 0.6M NH_(3) and 0.4M NH_(4)Cl is 9.4 (pK_(b) = 4.74) . The new pH when 0.1M Ca(OH)_(2) solution is added to it.

15mL of sample of 0.15 M NH_(3)(aq) is titrated against 0.1 M HCl(aq) What is the pH at the end point? K_(b) of NH_(3)(aq)=1.8xx10^(-5) .Report the answer rounding it off to the nearest whole number.

if equal volume of O.1 M NH_4OH and 0.1 M HCl are mixed, then the pH of resulting mixture will be [Given pK_b (NH_4 OH)= 4.75, log 5=0.7)]