Which of the following would have the largest amount of mass? a. 1 nanogram (ng) b. 1 kilogram (kg) c. 1 milligram (mg) d. 1 centigram (cg)

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

catya your not at all which answer i've seen you do this on another question!