Suppose that aqueous solutions of barium nitrate and potassium carbonate are mixed. What is the name of the compound or compounds that precipitate? Enter the name of the precipitate.

In the cathode ray tube experiment, j. j. thomson passed an electric current through different gases inside a cathode ray tube in the presence of an electric field. in which two ways did this experiment change scientists’ understanding of the atom?

Asolid that forms and separates from a liquid mixture is called

Acontrol during an experiment. might change remains constant does not exist does change