A common organic solvent used in the laboratory vaporizes readily. If the pressure of the compound's vapor in a flask is 193 mmHg at 25 °C, and the density of the vapor is 0.426 g/L, what is the molar mass of the compound?

Subduction zones occur on earth where dense oceanic crust dives under more buoyant continental crust. these boundaries are characterized by a deep ocean trench next to a high continental mountain range, large numbers of earthquakes and volcanoes. all of this is further evidence for the a) big bang theory b) origin of the species eliminate c theory of plate tectonics d theory of natural selection 4 sedimentary rocks found high in the himalayen mountain

Which characteristics can be used to differentiate star systems? check all that apply.

Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules