Most Popular Questions & Answers For CBSE Class 12 Chemistry

^Ans;
Number of moles of water in the given weight (n) = given weight/molecular weight
= 9/18
= 0.5
Balanced Equation for the electrolysis of water
2H₂O ...

Answer (1)

Class-XII

Chemistry

Electrochemistry

Misha Jain

Jul 30, 2014

Molar conductivity of a weak acid HA at infinite dilution is 345.8 S cm2/mol. Calculate molar conductivity of 0.05 M HA solution. Given that a = 5.8 Ã 10-6.

Misha please post the complete question with proper data

San

Jun 16, 2014

How anti rust solutions useful to protect Iron from rusting?

now a days volatile corrosion inhibitor (vci) is best anti rust solutions and anti corrosion solution used in iron industry, it prevent iron fro...

Mrigank Singh

May 25, 2015

How to see the antilog of 15.6 in the antilog table. please describe each step. Actually i have to find the K_c . If log K_c= 15.6. So i m unable to find the antilog of 15.6 .

This answer has an image. Please click on the question to read more.

Babu Mandein

Nov 30, 2014

How electronegativity varies down the group and across a period. which is more electronegative : -35 or - 75 ?

Electronegativity:
The tendency of an atom to attract the shared pair of electrons towards itself is known as electronegativity.

Electr...

Anubhav Singh

Jun 29, 2014

which of the following solution will have highest specific conductance???

0.01 M CH3COOH, 0.01 M NH4OH, 0.01 M NaCl, 0.01 M K2SO4

please explain the answer in steps

This answer has an image. Please click on the question to read more.

San

Jun 16, 2014

Why Salt - bridge is not required in a lead storage cell?

Salt - bridge is not required in a lead storage cell because sulfuric acid serves as the electrolyte in both the oxidation and reduction half cells

Satyanarayana Prasad

Feb 3, 2014

(i) Why does the conductivity of a solution decreases with dilution?

(ii) The conductivity of 0.30M solution of KCl at 298K is 0.035 S cm⁻¹. Calculate its molar conductivity.

This answer has an image. Please click on the question to read more.

San

Apr 23, 2014

State Faraday's first law of electrolysis?

Faraday's first Law of Electrolysis

Sujamma

Mar 19, 2018

Calculate molar conductivity at infinite dilution for NH4OH ,given that molar conductivities for Ba(OH)2 ,BaCl2 and NH4CL are 523.28, 280 and 129.8s cm^2mol^-1 respectively,

https://www.nextgurukul.in/nganswers/ask-question/answer/Electrochemistry/Electrochemistry/229591...

Anubhav Singh

Jun 29, 2014

^{IF 9 g of H2O is electrolysed completely with 50% current efficiency :}

^{1) 1F of electricity will be needed}

^{2) 3 F of electricity will be needed}

^{3) 5.6 l of O2 will be formed at STP}

^{4) 11.2l of O2 will be formed at STP}

^{PLEASE EXPLAIN THE ANSWER STEP BY STEP?????}

^Ans;
Number of moles of water in the given weight (n) = given weight/molecular weight
= 9/18
= 0.5
Balanced Equation for the electrolysis of water
2H₂O ...

Misha Jain

Jul 30, 2014

Molar conductivity of a weak acid HA at infinite dilution is 345.8 S cm2/mol. Calculate molar conductivity of 0.05 M HA solution. Given that a = 5.8 Ã 10-6.

Misha please post the complete question with proper data

San

Jun 16, 2014

How anti rust solutions useful to protect Iron from rusting?

now a days volatile corrosion inhibitor (vci) is best anti rust solutions and anti corrosion solution used in iron industry, it prevent iron fro...

Answer (3)

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Academic Questions & Answers Forum

How to see the antilog of 15.6 in the antilog table. please describe each step. Actually i have to find the K_c . If log K_c= 15.6. So i m unable to find the antilog of 15.6 .

How electronegativity varies down the group and across a period. which is more electronegative : -35 or - 75 ?

which of the following solution will have highest specific conductance???

0.01 M CH3COOH, 0.01 M NH4OH, 0.01 M NaCl, 0.01 M K2SO4

please explain the answer in steps

Why Salt - bridge is not required in a lead storage cell?

(i) Why does the conductivity of a solution decreases with dilution?

(ii) The conductivity of 0.30M solution of KCl at 298K is 0.035 S cm⁻¹. Calculate its molar conductivity.

State Faraday's first law of electrolysis?

Calculate molar conductivity at infinite dilution for NH4OH ,given that molar conductivities for Ba(OH)2 ,BaCl2 and NH4CL are 523.28, 280 and 129.8s cm^2mol^-1 respectively,

^{IF 9 g of H2O is electrolysed completely with 50% current efficiency :}

^{1) 1F of electricity will be needed}

^{2) 3 F of electricity will be needed}

^{3) 5.6 l of O2 will be formed at STP}

^{4) 11.2l of O2 will be formed at STP}

^{PLEASE EXPLAIN THE ANSWER STEP BY STEP?????}

Molar conductivity of a weak acid HA at infinite dilution is 345.8 S cm2/mol. Calculate molar conductivity of 0.05 M HA solution. Given that a = 5.8 Ã 10-6.

How anti rust solutions useful to protect Iron from rusting?

How to see the antilog of 15.6 in the antilog table. please describe each step. Actually i have to find the K_c . If log K_c= 15.6. So i m unable to find the antilog of 15.6 .

How electronegativity varies down the group and across a period. which is more electronegative : -35 or - 75 ?

which of the following solution will have highest specific conductance???

0.01 M CH3COOH, 0.01 M NH4OH, 0.01 M NaCl, 0.01 M K2SO4

please explain the answer in steps

Why Salt - bridge is not required in a lead storage cell?

(i) Why does the conductivity of a solution decreases with dilution?

(ii) The conductivity of 0.30M solution of KCl at 298K is 0.035 S cm⁻¹. Calculate its molar conductivity.

State Faraday's first law of electrolysis?

Calculate molar conductivity at infinite dilution for NH4OH ,given that molar conductivities for Ba(OH)2 ,BaCl2 and NH4CL are 523.28, 280 and 129.8s cm^2mol^-1 respectively,

^{IF 9 g of H2O is electrolysed completely with 50% current efficiency :}

^{1) 1F of electricity will be needed}

^{2) 3 F of electricity will be needed}

^{3) 5.6 l of O2 will be formed at STP}

^{4) 11.2l of O2 will be formed at STP}

^{PLEASE EXPLAIN THE ANSWER STEP BY STEP?????}

Molar conductivity of a weak acid HA at infinite dilution is 345.8 S cm2/mol. Calculate molar conductivity of 0.05 M HA solution. Given that a = 5.8 Ã 10-6.

How anti rust solutions useful to protect Iron from rusting?

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Academic Questions & Answers Forum

How to see the antilog of 15.6 in the antilog table. please describe each step. Actually i have to find the Kc . If log Kc = 15.6. So i m unable to find the antilog of 15.6 .

How electronegativity varies down the group and across a period. which is more electronegative : -35 or - 75 ?

which of the following solution will have highest specific conductance???0.01 M CH3COOH, 0.01 M NH4OH, 0.01 M NaCl, 0.01 M K2SO4please explain the answer in steps

Why Salt - bridge is not required in a lead storage cell?

(i) Why does the conductivity of a solution decreases with dilution?(ii) The conductivity of 0.30M solution of KCl at 298K is 0.035 S cm⁻¹. Calculate its molar conductivity.

State Faraday's first law of electrolysis?

Calculate molar conductivity at infinite dilution for NH4OH ,given that molar conductivities for Ba(OH)2 ,BaCl2 and NH4CL are 523.28, 280 and 129.8s cm^2mol^-1 respectively,

IF 9 g of H2O is electrolysed completely with 50% current efficiency :1) 1F of electricity will be needed2) 3 F of electricity will be needed3) 5.6 l of O2 will be formed at STP4) 11.2l of O2 will be formed at STPPLEASE EXPLAIN THE ANSWER STEP BY STEP?????

Molar conductivity of a weak acid HA at infinite dilution is 345.8 S cm2/mol. Calculate molar conductivity of 0.05 M HA solution. Given that a = 5.8 Ã 10-6.

How anti rust solutions useful to protect Iron from rusting?

How to see the antilog of 15.6 in the antilog table. please describe each step. Actually i have to find the Kc . If log Kc = 15.6. So i m unable to find the antilog of 15.6 .

How electronegativity varies down the group and across a period. which is more electronegative : -35 or - 75 ?

which of the following solution will have highest specific conductance???0.01 M CH3COOH, 0.01 M NH4OH, 0.01 M NaCl, 0.01 M K2SO4please explain the answer in steps

Why Salt - bridge is not required in a lead storage cell?

(i) Why does the conductivity of a solution decreases with dilution?(ii) The conductivity of 0.30M solution of KCl at 298K is 0.035 S cm⁻¹. Calculate its molar conductivity.

State Faraday's first law of electrolysis?

Calculate molar conductivity at infinite dilution for NH4OH ,given that molar conductivities for Ba(OH)2 ,BaCl2 and NH4CL are 523.28, 280 and 129.8s cm^2mol^-1 respectively,

IF 9 g of H2O is electrolysed completely with 50% current efficiency :1) 1F of electricity will be needed2) 3 F of electricity will be needed3) 5.6 l of O2 will be formed at STP4) 11.2l of O2 will be formed at STPPLEASE EXPLAIN THE ANSWER STEP BY STEP?????

Molar conductivity of a weak acid HA at infinite dilution is 345.8 S cm2/mol. Calculate molar conductivity of 0.05 M HA solution. Given that a = 5.8 Ã 10-6.

How anti rust solutions useful to protect Iron from rusting?

How to see the antilog of 15.6 in the antilog table. please describe each step. Actually i have to find the K_c . If log K_c= 15.6. So i m unable to find the antilog of 15.6 .

which of the following solution will have highest specific conductance???

0.01 M CH3COOH, 0.01 M NH4OH, 0.01 M NaCl, 0.01 M K2SO4

please explain the answer in steps

(i) Why does the conductivity of a solution decreases with dilution?

(ii) The conductivity of 0.30M solution of KCl at 298K is 0.035 S cm⁻¹. Calculate its molar conductivity.

^{IF 9 g of H2O is electrolysed completely with 50% current efficiency :}

^{1) 1F of electricity will be needed}

^{2) 3 F of electricity will be needed}

^{3) 5.6 l of O2 will be formed at STP}

^{4) 11.2l of O2 will be formed at STP}

^{PLEASE EXPLAIN THE ANSWER STEP BY STEP?????}

Molar conductivity of a weak acid HA at infinite dilution is 345.8 S cm2/mol. Calculate molar conductivity of 0.05 M HA solution. Given that a = 5.8 Ã 10-6.

How to see the antilog of 15.6 in the antilog table. please describe each step. Actually i have to find the K_c . If log K_c= 15.6. So i m unable to find the antilog of 15.6 .

which of the following solution will have highest specific conductance???

0.01 M CH3COOH, 0.01 M NH4OH, 0.01 M NaCl, 0.01 M K2SO4

please explain the answer in steps

(i) Why does the conductivity of a solution decreases with dilution?

(ii) The conductivity of 0.30M solution of KCl at 298K is 0.035 S cm⁻¹. Calculate its molar conductivity.

^{IF 9 g of H2O is electrolysed completely with 50% current efficiency :}

^{1) 1F of electricity will be needed}

^{2) 3 F of electricity will be needed}

^{3) 5.6 l of O2 will be formed at STP}

^{4) 11.2l of O2 will be formed at STP}

^{PLEASE EXPLAIN THE ANSWER STEP BY STEP?????}

Molar conductivity of a weak acid HA at infinite dilution is 345.8 S cm2/mol. Calculate molar conductivity of 0.05 M HA solution. Given that a = 5.8 Ã 10-6.