1.Which Statement best describes the use of a catalyst in a fuel cell? A. It reduces waste
B. It lowers energy requirements
C. It reduces toxic exhaust
D. It increases reaction rates

Metallic bonds are good conductors of electricity true or false

What will most likely happen when two bromine atoms bond together?

Which is an example of the practical pursuit of alchemy? a. forming perfect substances. b. transforming base metals. c. developing metalworking techniques. d. linking spiritual characteristics with material substances.