If 10 mL of a 100 ppm solution of benzene (dissolved in water) is placed in a 40 mL vial at 20 deg C, what will be the equilibrium air concentration

What is limiting reactant? with examples

The diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

Nonpoint source pollution is difficult to control because it