3 NaOH + H3PO4 → Na3PO4 + 3 H2O If 35.60 grams of NaOH is reacted with 28.5 grams of H3PO4 - What is the limiting reactant? (I need it before tomorrow please help step by step)

One of the few xenon compounds that form is cesium xenon heptafluoride (csxef7). how many moles of csxef7 can be produced from the reaction of 13.0 mol cesium fluoride with 12.5 mol xenon hexafluoride? csf(s) + xef6(s) csxef7(s)

Amixture with the same composition throughout is!

Sulfuric acid is a polyprotic acid. write balanced chemical equations for the sequence of reactions that sulfuric acid can undergo when it's dissolved in water.