What are the two most important chemical reactions on earth?

Explain how can you avoid conflict by adjusting

By which distribution system is more than 90 percent of u.s. coal shipped? a. pipelinesb. trucksc. waterwaysd. railroadse. none of the above

When the price is the equilibrium price, we would expect there to be a causing the market to put pressure on the price until it went back to the equilibrium price. a. above; surplus; upward b. above; shortage; downward c. below; surplus; upward d. below; shortage; downward e. above; surplus; downward?