Which kind of url suffix would you most likely find attached to a site maintained by the red cross?
a. com
b. org
c. edu
d. ca

An electrons position cannot be known precisely only it's probability of being in a certain location can be known

If the density of water is 1.0 g/cm3, which of these materials would float in water, based on their densities? check all that apply. aluminum cork iron lead wax

The chemical equation below shows the reaction of sodium (na) and chlorine (cl) to form sodium chloride (nacl). 2na + cl2 → 2nacl in this equation, which of the following is a reactant? i. sodium ii. chlorine iii. sodium chloride