Equation for sodium chloride and sodium oxide

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]

Why is the structure of molecule important to its function?

How do you identify the anode on a power source such as a battery? how do you identify the cathode? how are terms anion and cation?