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What are the advantanges in using hydrog...

What are the advantanges in using hydrogen as a fuel?

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Advantage of hydrogen using as a fuel:
a. it releases greater energy per unit weight of fuel.
b. it is free from pollutants such as `CO,CO_(2),NO_(X),SO_(2)`, hydrocarbons, aldehydes and lead compounds.
c. its combustion product is water with just some traces of nitrogen oxides.
d. Internal combustion engines can be easily modified for use for hydrogen as a fuel.
e. Fuels cells for generation of electric power with conversion efficiency of `70-85 %` have been succesfully operated commercially. fuel cell has been used for power generation.
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CENGAGE CHEMISTRY-HYDROGEN, WATER AND HYDROGEN PEROXIDE-Ex 3.2
  1. Name the class of hydrides to which H(2)O(2),B(2)H(6),NaH and LaH(3) b...

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  2. Hydrogen forms three types of bond in its compounds. Describe each typ...

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  3. Elements with atomic numbers 17 and 20 form compounds with hydrogen. W...

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  4. Complete the following reactions. a.CaO((s))+H(2(g))to,b.CO(g)+H(2(g...

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  5. Describe some unusual properties of water.

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  6. What is the difference between hydrolysis and hydrations?

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  7. What is understood by hydrogenations?

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  8. What are the advantanges in using hydrogen as a fuel?

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  9. Ionic hydrides are frequently used to remove traces of water from orga...

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  10. Although D(2)O resembles H(2)O chemically yet it is a toxic substance....

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  11. Why do lakes freeze form water top towards bottom?

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  12. Why is ice dense than water and what kind of attractive force must be ...

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  13. A white solid is either Na(2)O or Na(2)O. A piece of red litmus paper ...

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  14. Explain the following. a. Hydrated barium peroxide is used in the pr...

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  15. An element has the minimum and maximum oxidation states as -X and +X r...

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  16. Give reason for the following a. The process 1/2H(2(g))+e^(ɵ)toH((g)...

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  17. The degree of hardness of a given sample of hard water is 40 p p m. If...

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  18. 34 g of H(2)O(2) is present in H(2)O mL of solution. This solution is ...

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  19. A 5.0 cm^(3) solution of H(2)O(2) liberates 1.27 g of iodine from an a...

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  20. 100 mL of ozone at STP was passed through 100 mL of 10 volume H(2)O(2)...

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