The molar mass of two equally sized samples of unknown gaseous compounds is shown in the table.
a 17 g/mol
b 36.5 g/mol
which statement describes the density and diffusion of both gases at stp?
gas a has a higher density and diffuses faster than gas b.
gas a has a higher density and diffuses slower than gas b.
gas a has a lower density and diffuses faster than gas b
gas a has a lower density and diffuses slower than gas b.