A skier pushes himself along the snow on flat ground. He feels air resistance on his body. Which way is his net force vector pointing?
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What is the value of keq for the reaction expressed in scientific notation

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)

Which description best characterizes the motion of particles in a solid?