What is the solubility of potassium nitrate at 30°C?

One or more substances changing into one or more substances is an example of a

The conventional equilibrium constant expression (kc) for the system below is: 2icl(s) ⇄ i2(s) + cl2(g) [cl2] ([i2] + [cl2])/2[icl] [i2][cl2]/[icl]2 none of the listed answers are correct [i2][cl2]/2[icl]

Chen drew a diagram to compare the ways in which different organisms obtain nitrogen. which label belongs to the area marked z?