Based on electronegativity differences between which 2 elements will a bond result in a highly unequal sharing of electrons? a) aluminum and chlorine b) chlorine and lithium c) lead and sulfur d0 nitrogen and oxygen

For the reaction shown, find the limiting reactant for each of the following initial amounts of reactants. 4al(s)+3o2(g)→2al2o3(s) a) 1 molal, 1 mol o2 b) 4 molal, 2.6 mol o2 c) 16 molal, 13 mol o2 d) 7.4 molal, 6.5 mol o2