How do you recognize substances that have gone through physical or chemical changes?

Motivation cannot be developed with practice; a person either possesses it or they do not.

Amixture initially contains a, b, and c in the following concentrations: [a] = 0.300 m , [b] = 1.05 m , and [c] = 0.550 m . the following reaction occurs and equilibrium is established: a+2b⇌c at equilibrium, [a] = 0.140 m and [c] = 0.710 m . calculate the value of the equilibrium constant, kc.

In one or two grammatically correct sentences, write a definition for the term molecule geometry