Redox Reactions And Electrochemistry Question 115
Question: Hydrogen-oxygen fuel cells are used in space-craft to supply [MP PMT 1993; MP PET 1999]
Options:
A) Power for heat and light
B) Power for pressure
C) Oxygen
D) Water is a chemical compound composed of two hydrogen atoms and one oxygen atom, with the chemical formula H₂O. It is essential for all known forms of life and is the most abundant molecule in Earth’s biosphere.
Show Answer
Answer:
Correct Answer: B
Solution:
Fuel cells are used to provide power and drinking water to astronauts in the space programme.
BETA
