Which is the correct mole ratio for aluminum chloride to chlorine in the chemical reaction alcl3 + br2 ® albr3 + cl2?

How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer

You are making a solution of calcium chloride dissolved in water. you add solid, stir, and it dissolves. you add just a spatula tip full, stir, and the solid does not dissolve. how could you describe the solutions before and after adding the spatula tip amount

Nonpoint source pollution is difficult to control because it