a student is trying to study erosion on hills that people have built homes on wants to set up an experiment where he can see for himself what method should he used to carry out his task?

What are the primary responsibilities of a chemical engineer involved in "r& d"? develop large scale manufacturing operations discover new products and processes training of new chemists determine products needed by consumers

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?

The atomic number, or number, is the described as the number of in the nucleus of an chemical element.