Suppose there were a bubble of air on the bottom of the metal cylinder immersed in water. how would this affect the calculation of the density of the metal'?

How to tell if a molecule is polar or nonpolar with electronegativity

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.

Which is the most accurate name for the ionic compound cas?