This planet is also called Earth's "twin"
O Mercury
O Venus
O Earth
O Mars

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

Ascientist measures the speed of sound in a monatomic gas to be 449 m/s at 20∘c. what is the molar mass of this gas?

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.