Why is each element unique and different from other elements with respect to its chemical properties?

In apex! a liquid heated beyond a certain temperature becomes

How many moles of sulfuric acid (h2so4) are needed to react completely with 6.8 moles of lithium hydroxide (lioh)? 2lioh + h2so4 → li2so4 + 2h2o a. 3.4 mol h2so4b. 6.8 mol h2so4 c. 10.2 mol h2so4 d. 13.6 mol h2so4

Silver reacts with oxygen to produce silver oxide. (write balanced chemical equation and identify type of chemical reaction.)