Explain how things that plants or animals do are done by the work of cells

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)

This image is an example of a(n) a) atom. b) compound. c) mixture. d) molecule.

This classification of drug typically changes the brain's chemistry and reduces its ability to create its own endorphins.