If the mass of a material is 43 grams and the volume of the material is 14 cm^3, what would the density of the material be?

Atomic nuclei of almost all elements consist of

The ozone hole appears in antarctica during

The magnitude of the amount of energy released by burning a fuel source, measured in energy per unit mass, is called its fuel value. note that the fuel value is the negative of the isobaric specific heat of combustion for the fuel. if all the energy obtained from burning 1.23 pounds of butane with a fuel value of 10.85 kcal/g is used to heat 128.0 kg of water at an initial temperature of 18.3 °c, what is the final temperature? note that 1 lb = 453.6 g.