How might you explain the difference between the ph values of the 0.01 m hcl (ph = 1.1) and the 0.01 m hc2h3o2 (ph = 3.6)?

Which of these best describes an ionic bond?

This classification of drug typically changes the brain's chemistry and reduces its ability to create its own endorphins.

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.