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What are fuel cells ? Discuss H(2)-O(2) ...

What are fuel cells ? Discuss `H_(2)-O_(2)` fuel cell. List some advantages of fuel cells over other cells.

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MODERN PUBLICATION-ELECTROCHEMISTRY-EXERCISE
  1. Why does a dry cell become dead after a long time, even if it has not ...

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  2. How many moles are 5 grams of calcium ?

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  3. What are fuel cells ? Discuss H(2)-O(2) fuel cell. List some advantage...

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  4. What is the effect of decreasing concentration on the molar conductivi...

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  5. Calculate the limiting molar conductivity of CaSO4 limiting molar cond...

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  6. Distinguish between emf and potential difference.

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  7. Calculate the standard electrode potential of Ni^(2+)|Ni electrode if ...

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  8. What is the mass of 4 moles of aluminium atoms ?

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  9. Calculate the number of atoms in 0.2 mole of sodium (Na).

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  10. How many moles are 9.033 (10*24) atoms of helium (He)

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  11. Calculate the number of iron atoms in a piece of iron weighing 2.8g

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  12. Define molar conductivity of an electolytic solution. How does molar c...

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  13. The function of a salt bridge is to :

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  14. The molar conductivity at infinite dilution of Al2(SO4)3 is 858S cm^2 ...

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  15. If one mole of carbon atoms weighs 12 grams , what is mass in grams of...

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  16. The calculate the e.mf. Of the following cell at 298: Fe|Fe^(2+)(0.1...

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  17. Convert 88 g of carbon dioxide into moles.

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  18. Calculate the equilibrium constant of the reaction: Cu(s) + 2Ag^+(aq) ...

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  19. What is the molar mass of C2H60.

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  20. Can we store copper sulphate solution in iron vessel? Give suitable ex...

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