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Helen [10]
2 years ago
9

The population of the world is: increasing decreasing no longer changing

Chemistry
1 answer:
grin007 [14]2 years ago
3 0
Increasing every day. in 2013, we had about 7.125 Billion. in 9160, we had closer to 3 billion. It is still on a pretty steady clime today.
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What is the cell potential of an electrochemical cell that has the half-reactions shown below?
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Answer:

E°(Ag⁺/Fe°) = 0.836 volt

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3Ag⁺ + 3e⁻ => Ag°;            E° = +0.800 volt

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Fe°(s) + 3Ag⁺(aq) => Fe⁺³(aq) + 3Ag°(s) ...    

E°(Ag⁺/Fe°) = E°(Ag⁺) - E°(Fe°) = 0.800v - ( -0.036v) = 0.836 volt

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