Short Answer
Consider an automobile which is powered by a perfectly efficient fuel cell that consumes hydrogen and oxygen in the following redox reaction:
2H2(g) + O2(g) 2 H2O (l)If the electric system requires a current of 500 amperes, how many g of H2 are consumed per hour?(If needed, refer to Table 17-1 in the text )
Correct Answer:

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18.7 g HView Answer
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