Request a call back

Join NOW to get access to exclusive study material for best results

CBSE Class 11-science Answered

??
question image
Asked by SanskarAgarwal86 | 29 Feb, 2020, 04:36: AM
answered-by-expert Expert Answer
Given:
 
R = 50 Ω
 
Conc. of NH4OH solution = 0.05 M
 
So, conductance = equals 1 over straight R
                         =1 over 50 space ohm to the power of negative 1 end exponent
 
Cell constant = 0.50 cm−1
 
 
Molar conductance λ = 47.4 ohm−1 cm2 mol−1
 
Degree of dissociation,
 
α =straight lambda subscript straight m over straight lambda subscript infinity
 
To calculate λm 
 
λm =fraction numerator straight k cross times 1000 over denominator straight M end fraction
 
Specific conductance, k = Conductance × cell constant
 
                                  = (1/50)× 0.5 = 0.01 ohm−1 cm−1 
 
 
λm =fraction numerator 0.01 cross times 1000 over denominator 0.05 end fraction
     = 200  ohm−1 cm2 mol−1 
 
 
α =fraction numerator 200 over denominator 47.4 end fraction
 
α =4.21 
Answered by Varsha | 02 Mar, 2020, 12:07: PM
CBSE 11-science - Chemistry
Asked by sarojlaxmiacharjya | 03 Jan, 2022, 08:50: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Chemistry
Asked by cjam41665 | 09 Oct, 2021, 11:11: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Chemistry
Asked by rishika62124 | 03 Mar, 2021, 05:02: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Chemistry
Asked by jyotijhajharia39 | 06 Jan, 2021, 11:41: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Chemistry
Asked by nsaikumar33 | 15 Aug, 2020, 11:50: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Chemistry
Asked by swati2678 | 10 Aug, 2020, 01:58: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Chemistry
Asked by achamerahul2 | 17 Apr, 2020, 10:50: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Chemistry
Asked by achamerahul2 | 17 Apr, 2020, 10:44: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Chemistry
Asked by achamerahul2 | 14 Apr, 2020, 02:42: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Chemistry
??
question image
Asked by SanskarAgarwal86 | 29 Feb, 2020, 04:36: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
Get Latest Study Material for Academic year 24-25 Click here
×