Structures in an animal cell are represented in the diagram below

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.

Volume is a measurement of how fast particles of a substance are moving

To calculate the molarity of a solution, you need to know the moles of solute and the