Acid rain most often damages stone architecture by causing

(apex) when a cup of water is dropped, as the cup falls, the water in the cup falls out true or false?

What does the cell nucleus do or, how does it function?

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)