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The molar conductance of NH4OH at 0.01 M...

The molar conductance of `NH_4OH` at 0.01 M concentration is 11.3 `ohm^(-1)` `cm^(2)` `mol^(-1)` . The degree of dissociation of is (molar conductance at infinite dilution=271.1))

A

0.042

B

0.013

C

0.126

D

0.41

Text Solution

Verified by Experts

The correct Answer is:
A
`alpha=11.3/271.1=0.042` or 4.2%
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Knowledge Check

  • Molar conductance of 0.1 M acetic acid is 7 ohm^(-1) cm^(2) "mol"^(-1) . If the molar conductance of acetic acid at infinite dilution is 280 ohm^(-1) cm^(2) "mol"^(-1) , the value of dissoication constant will be:

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