How many miles of LiBr are produced when 17.0 grams of Li are allowed to react with Br2? 2L1 + 1Br2 ➡️ 2LiBr

Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.

Displacement is the slope of a velocity vs. time graph a. true b. false

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.