By what process does water vapor become a cloud? a. evaporation
b. transpiration
c. condensation
d. precipitation

Iknow #2 is d. i just need to know why

One does not belong why? ice, gold ,wood ,diamond and table salt

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.