Convert 1.09 g/ml to lbs/gal using dimensional analysis show steps

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?

Which organism develops breathing organism develops breathing organs from pharyngeal arches? shark, spider, sea star, sea horse

What is the chemical name of the compound ti2o3?