2) The formula for density = mass/volume. What is the density of an 8g block with a volume of 4cm?
a) 2 g/cm2
b) 32 cm
c) 0.5 cm/s
d) Cannot determine with the information given

Equal numbers of moles of he(g), ar(g), and ne(g) are placed in a glass vessel at room temperature. if the vessel has a pinhole-sized leak, which of the following will be true regarding the relative values of the partial pressures of the gases remaining in the vessel after some of the gas mixture has effused?