Why would someone choose to be a classical composer rather than a songwriter? They enjoy writing music for punk rock bands.
They want to write symphonies, sonatas, or film scores.
They understand the importance of copyrighting work.
They want to write music that is performed by studio musicians.

adding or remove a gaseous reactant or product changes the concentrations. if the concentration of reactant or product is increased, the system will shift away from the side in which concentration was increased (i.e. if the concentration of reactants is increased, the system will shift toward the products. if more products are added, the system will shift to form more reactants). conversely, if the concentration of reactant or product is decreased, the system will shift toward the side in which concentration was decreased (i.e. if reactants are removed, the system will shift to form more reactants. if the concentration of products is decreased, the equilibrium will shift toward the products).

explanation: