MyQuestionIcon

7

You visited us 7 times! Enjoying our articles? Unlock Full Access!

Kohlrausch Law

The molar con...

Question

The molar conductivities of $K C I$ , $N a C l$ and $K N O_{3}$ are $152, 128$ and $111 S c m^{2} m o l^{- 1}$ respectively. What is the molar conductivity of $N a N O_{3}$ ?

A

101 S c m^{2} m o l^{- 1}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

87 S c m^{2} m o l^{- 1}

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

C

- 101 S c m^{2} m o l^{- 1}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

- 391 S c m^{2} m o l^{- 1}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A $87 S c m^{2} m o l^{- 1}$
$\land_{N a N o_{3}} = \land_{N a C l} + \land_{K N O_{3}} - \land_{k c l}$
$= 128 + 111 - 152$
$= 87$

Suggest Corrections

thumbs-up

0

Similar questions

Q. The molar conductivities of

K C l

N a C l

K N O_{3}

are 152, 128 and 111

S c m^{2} m o 1^{- 1}

respectively. What is the molar conductivity of

N a N O_{3}

S c m^{2} m o l^{- 1})

Q. The molar conductivities at infinite dilution of

K C l, K N O_{3}

A g N O_{3}

298 K

0.01499 m h o m^{2} m o l^{- 1}, 0.01250 m h o m^{2} m o l^{- 1}

0.01334 m h o m^{2} m o l^{- 1}

respectively. What is the molar conductivity of

A g C l

infinite dilution at this temperature?

Q. The molar conductivities are zero concentrations of

N H_{4} C l

,NaOH and NaCl are respectively

149.7 Ω^{- 1} c m^{2} m o l^{- 1}

248.1 Ω^{- 1} c m^{2} m o l^{- 1}

126.5 Ω^{- 1} c m^{2} m o l^{- 1}

. What is the molar conductivity of

N H_{4} O H

at zero concentration ?

Q. If the molar conductivities (in S cm

^{2}

^{- 1}

) of NaCl, KCl and NaOH at infinite dilution are 126, 150 and 250 respectively, the molar conductivity of KOH is:

^{2}

^{- 1}

]

Q. The molar conductivities at infinite dilution of

A g N O_{3}

N a C l

are 116.0 and 110.0

S c m^{2} m o l^{- 1}

respectively. The conductivity of

A g C l

8.42 \times 10^{- 6} S c m^{- 1}

and of water used is

1.16 \times 10^{- 6} S c m^{- 1}

. The solubility of

A g C l

6.0 \times 10^{- 5} m o l / L

. Find the molar conductivity at infinite dilution of

N a N O_{3}

i n S c m^{- 1} m o l^{- 1}

) in the solution.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Kohlrausch Law

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon