Calculate the molar mass for sodium sulfate, Na2SO4. A sample of sodium sulfate with a mass of 256 g represents what number of moles of sodium sulfate?

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

you need to have a picture of the atom that way we can answer it