What property of air allows it to flow down to the floor?

Explain the difference between the reactants and products of a chemical reaction

Paper, glass and iron are all made up of?

Inside, the engine of a gasoline-powered car, chemical energy is converted primarily to which kind of energy? A. electric B. potential C. sound D. waste

How long does Neptune take to rotate on its axis?

Who invented plutonium

Which of the answer choices best describes how electrons move, according to modern atomic theory? They vibrate in place. They move like planets. They move in orbitals. They slide past each other.

The total solute concentration of a red blood cell is about 2%. Sucrose cannot pass through a red blood cell's plasma membrane, but water and urea can. Which of the following solutions will cause a red blood cell to shrink? a.

A geologist discovered fossils of marine animals in a layer of sedimentary rock in the desert. Based on this discovery, what conclusion can the geologist draw?

How do metals form chemical bonds with other metals?

Maple syrup has a density of 1.325 g/ml, and 100.00 g of maple syrup contains 67 mg of calcium in the form of ca2 + ions. what is the molarity of calcium in maple syrup?