5.0 g each of copper II chloride and sodium hydroxide are dissolved in water. When added together they produce a precipitate that can be collected by filtration. What colour is the filtrate (the solution that runs through the funnel)?

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.