Una Diferencia entre el modelo atómico de dalton y el de Thomson

And give a detailed description! scientist observes the boundary between two tectonic plates for a decade and finds that no new volcanoes have formed over the course of her investigation. does this result support the theory of plate tectonics? why or why not?

With the word calcite wich completes the analogy mineral, erosion, marble, or aragonite

Identify two examples of chemical reactions that you have encountered during the last week. identify an exothermic and endothermic reaction. explain.