Asubstance with a density of 2.70 g/ml occupies a volume of 21.3 ml. what is the mass of the sample? report your answer in units of mg. use significant figures. do not enter “mg” as part of your answer. do not use scientific notation.

conduction is the transfer of thermal energy (heat in transfer) due to collisions between the molecules in the object. collisions between adjacent atoms and molecules transfer kinetic energy from the warmer to the cooler object. the objects must be in physical contact.

the answer is barium and copper bromide