Four moles of carbon dioxide and two moles of oxygen are mixed in a container. If the total pressure is 320 kPa, the pressure due to oxygen would be (Answer) kPa (3 SF).

Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.

When a septic tank backs up a goes in to clean it out

If blood contains 150g of hemoglobin per liter of blood, how much hemoglobin would be contained in 10 ml of blood