Identify the factors that govern the speed and direction of a reaction. check all that apply.
a. reaction rates increase when the products are more concentrated
b. reaction rates increase when the reactants are more concentrated
c. reaction rates increase as the temperaturenses
d. reaction rates decrease when als we present

Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.

Which two scientific disciplines are bridged by pharmaceutical drugs? chemistry and forensics chemistry and medicine biology and forensics biology and criminology

What is the ph of a 0.0010 m hno3? 1.0 3.0 4.0 5.0