Match the properties to the family of elements they describe.

the atomic mass is the bottom number on the element.

-steel jelly

i don't know people like to fight everywhere rip.

consider the reaction below.

 no rx

at 500 k, the reaction is at equilibrium with the following concentrations.

[pci5]= 0.0095 m

[pci3] = 0.020

[ci2] = 0.020 m

what is the equilibrium constant for the given reaction?

0.042

0.42

2.4

24

they are all solids.