求助一道英文题?An electrochemical cell was needed in which hydrogen and oxygen would react to form water.(a)Using the following standard reduction potentials for the couples given determine which combination of half-reactions give the maximum output potentials:? ?1)Eo=-0.828V for H2O(l)/H2(g),OH-? ?2)Eo=0.000V for H+/H2(g)? ?3)Eo=1.229V for O2(g),H+/H2O(l)? ?4)Eo=0.401V for O2(g),H2O(l)/OH-(b) Write the balanced equation for the overall reaction in(a)查看更多1个回答 . 1人已关注