Name
prelaboratory assignment 1
show work for credit!
section
25 pts
1. a dry beaker weighing 45.48 g is completely filled with water and reweighed. the filled
flask was found to have a mass of 78.648 g at is 25 °c. the mass of water required to fill
the flask is--

Which statement is true according to the kinetic theory? a. molecules of different gases with the same mass and temperature always have the same average density. b. molecules of different gases with the same mass and temperature always have the same average volume. c. molecules of different gases with the same mass and temperature always have the same pressure. d. molecules of different gases with the same mass and temperature always have the same molecular mass. e. molecules of different gases with the same mass and temperature always have the same average kinetic energy.