NEET-XII-Chemistry
exam-2 year:2016
- #159The molar conductivity of a 0.5 mol/``dm^3``
solution of ``AgNO_3`` with electrolytic conductivity of
5.76 × ``10^{-3} S cm^{-1}`` at 298 K is
(1) 0.086 S ``cm^2/mol``
(2) 28.8 S ``cm^2/mol``
(3) 2.88 S ``cm^2/mol``
(4) 11.52 S ``cm^2/mol``digAnsr: 4Ans : (4)
Sol. C = 0.5 mol / dm3
= 5.76 × 10-3 S cm-1
T = 298 K
= = =
3
m
1000 5.76 10
11.52
M 0.5
Scm2/mol