During summer water kept in an earthen pot become cool because of the phenomenon of​

Kc = 0.040 for the system below at 450oc. if a reaction is initiated with 0.40 mole of cl2 and 0.40 mole of pcl3 in a 2.0 liter container, what is the equilibrium concentration of cl2 in the same system? pcl5(g) ⇄ pcl3(g) + cl2(g)

Compare and contrast physical changes with chemical changes.

Draw the structure for 5-isopropyl-2-methyl-3-nonene