As you travel from the surface of the earth up through the atmosphere into outer space, the gases become

A) more dense

B) less dense

C) higher in temperature

D) consistently lower in temperature

Substance a is a nonpolar liquid and has only dispersion forces among its constituent particles. substance b is also a nonpolar liquid and has about the same magnitude of dispersion forces among its constituent particles. when substance a and b are combined, they spontaneously mix.