Much of northern Missouri is made of plains with flat grassy areas. On these plains, there are some large boulders that weigh several tons. Which of the following processes is responsible for the presence of these boulders in the plains?

Match the mixture with the substance// i really need on this guys (it’s a pic btw)

What is the lowest number energy level where a d sublevel is found

How does a catalyst increase the speed of a reaction? a. the catalyst eliminates the activated complex stage, allowing products to form immediately. b. the catalyst lowers the energy level of the reactants, making it easier for them to react. c. the catalyst makes it easier for the activated complex to form, lowering the activation energy. d. the catalyst raises the energy level of the products, making the reaction finish sooner. reset next