How many oxygen atoms are there in 98.4g of oxygen gas. Hint: oxygen gas just might be diatomic! Be warned that on a test you will NOT be told if an element is diatomic. You need to memorize the diatomic elements.

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