If all of the bonding electrons in a molecule are bonded in two hybrid sp orbitals, which shape does the molecule most likely have? linear
tetrahedral
trigonal planar
trigonal pyramidal

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.

The atoms of a solid aluminum can are close together, vibrating in a rigid structure. if the can is warmed up on a hot plate, what happens to the atoms?

What is a number added in front of a formula in order to balance the equation