When compounds form, what is one result for the atoms that bonded?
a. a stable arrangement of electrons
b. an unstable arrangement of electrons
c. more than eight electrons in their valence shell
d. fewer than eight electrons in their valence shell

In a given chemical reaction, the energy of the products is greater than the energy of the reactants. which statement is true for this reaction?

Another word for electromagnetic energy is a. heat b. force c. matter d. radiation

Consider two less-than-desirable options. in the first you are driving 30 mph and crash head-on into an identical car also going 30 mph. in the second option you are driving 30 mph and crash head-on into a stationary brick wall. in neither case does your car bounce off the thing it hits, and the collision time is the same in both cases. which of these two situations would result in the greatest impact force?