On the electromagnetic spectrum radio waves are and have energy and occur at
temperatures.

Consider the nuclear equation below. 239/94 pu—-> x+ 4/2 he. what is x?

Why are pipes bursting in the in extremely cold weather?

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