Electricity cannot flow through the air. is this true or false?

Calculate the number of molecules present in 0.750 mol of mgo.

The three types is stress that act on earths rocks are compression, tension, and

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