electrochemistry

Question: In an ${{H}_{2}}-{{O}_{2}}$ fuel cell,

1) The cell reaction is $2{{H}_{2}}O\,(l)\to 2{{H}_{2}}(g)+{{O}_{2}}(g)$

2) The cell reaction is $2{{H}_{2}}(g)+{{O}_{2}}(g)\to 2{{H}_{2}}O\,(l)$

3) The cell voltage is 2.0 V

4) Chemical energy is stored

Solution:

Explanation: No Explanation

Electrochemical cells

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