A simplified version of the Periodic Table of the Elements is provided. What type of elements would you most likely find in the circles portion?

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

Exit what is the density of an object having a mass of 5.0 g and a volume of 45.0 cm3?

A5.00 g of a in . g of at aa 5.00 g of b in . g of .?at .