These properties include, but are. not limited to: the molar mass of a substance, the molar volume, density (of a ga s, liquid, or. solid), partial pressure of a gas, and boiling points.
substance in the container. The Dumas method involves condensing a container fill ed with gas. into a liquid so that the mass of the liquid can be weighed and correlated with t he number of. moles of gas that were produced within the flask.
or a liquid, simply because gaseous molecules do not stick together and completely fill the. volume of the container that they are in. Therefore, there is less mass per unit of volume of the. substance in the container.