A sample of calcium carbonate in the form of a cube measuring 2.005 inches per side has a density of 2.711 g/ml. Calculate the number of oxygen atoms present in this sample

Which of the following is not a good technique for managing used oil? a) have specific, labeled catch pans available for technicians who are collecting oil b) spills in your shop and any releases on pavement or outside should be poured down a drain c) do not use oil containers for antifreeze or other non-similar fluids d) be prepared for oil spills with the proper absorbents

Scientific evidence tells us that the cause of earths four season is the tilt of earth as it revolves around the sun. the student is instructed to illustrate this information in a science notebook. how will the student illiterate winter in the northern hemisphere?

The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false