Does anyone need someone to talk to bc I'm here if you do :)

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

Answer asap need by wednesday morning calculate the ph of 0.036m naoh best answer will be brainliest

Which statement would indicate the presence of an acid