If you started out with 75 grams of each reactant, how many grams of phosphoric acid could be produced?

If you have 5.25 grams of methane (ch4), how many grams of co2 will you produce ?

Write the empirical chemical formula of calcium with a mass percent of 38.8, phosphorus with a mass percent of 20.0, and oxygen with a mass percent of 41.3.

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?