Approximentely how much energy is transferred from one step in a food chain to the next? 90% 1% .1% 10%

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)

Connect the whole numbers on the periodic table to indicate what they represent?

In which region is the substance in both the solid phase and the liquid phase? 1 2. 3 4 mark this and return save and exit next