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study_guide_13 - E VPP 111 Lecture Learning & Study Guide...

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EVPP 111 Lecture Learning & Study Guide #13 Spring 2010 Energy: Renewable Energy – Hydrogen fuel cells What is the “fuel” for hydrogen fuels cells (HFC)? hydrogen What is the main source for the fuel for HFC? Water , hydrocarbons, methane, and alcohols as fuel. And oxygen, chlorine, chlorine dioxide as oxidant Can the fuel for HFC be obtained from more than one source? yes What is the name of the reaction that produces hydrogen from water? Electrolysis reaction What must be input in order for the reaction that produces hydrogen from water to proceed? Electricity What are the possible sources of the electricity required for the electrolysis reaction? any source; ideally, renewable Ideally, should the electricity required for electrolysis in HFC come from nonrenewable or renewable sources? renewable Does the HFC itself result in the emission of carbon dioxide or other greenhouse gases? It emits water vapor? What is the product of the electrolysis reaction?
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This note was uploaded on 01/26/2011 for the course EVPP 111 taught by Professor Staff during the Spring '08 term at George Mason.

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study_guide_13 - E VPP 111 Lecture Learning & Study Guide...

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