The following balanced equation shows the formation of water. 2H2 + O2 Right arrow. 2H2O How many moles of oxygen (O2) are required to completely react with 27.4 mol of H2? 6.8 mol 13.7 mol 54.8 mol 109.6 mol

In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?