A sample of copper with a mass of 63.5 g contains 6.03x10^23 atoms. Calculate the mass of a single copper atom.

The polymer used for the nonstick surface of cooking utensils is 24.0%c and 76%f by mass. what is the empirical formula of this polymer?

Temperature is defined as a. the equivalent of heat. b. a measure of the average kinetic energy of the individual atoms or molecules composing a substance. c. how hot or cold it is. d. the total kinetic energy of the atoms or molecules composing a substance. e. none of the above is correct.

What is dhmo? hint: you find it everywhere something is wet..