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Question

Alkalis are used in space shuttles. Why?


A
It is used to increases the power generating efficiency.
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B
It provides drinking water to the astronauts.
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C
It provides very little pollution.
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D
All the above
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Solution

The correct option is D All the above

Alkaline fuel cell is one of the most developed fuel technologies. Alkali fuel cells use hydrogen and oxygen to provide energy. They also provide drinking water for the astronauts as well as cause very little pollution to the environment.


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