10 ejemplos de chonps

Nonmetal halogen family atmoic mass 35

Electric charge is what ? a. kinetic energy b. radiation c. discovery d. electricity

Which statement is true about a catalyst? a: a catalyst decreases the rate of the reaction. b. a catalyst is consumed during a chemical reaction. c. a catalyst lowers the activation energy of a reaction. d. a catalyst increases the reactant concentration during a reaction.