Answer:
C
Explanation:
A fuel cell uses both hydrogen and oxygen as fuels. At the cathode oxygen is reduced to water according to the equation
O2+4H^+ +4e ------>2H2O
And hydrogen is oxidized at the anode:
2H2------>4H^+ +4e
Fuel cells produce only water as a by product hence they are environment friendly
B. All atoms of silver have the same atomic number but different numbers of neutrons in the nucleus.
Answer:
The strength of a bond between two atoms increases as the number of electron pairs in the bond increases.
Explanation:
Answer:
I like rain. Clouds must be condensing at 100% humidity, the pressure must be low, and the temperature must be above 0 degrees.
Explanation:
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