Please help me with this

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

What energy is it when you flip on a switch on a lamp

What effect would average population growth have on land usage? a. urban use of land would rise to more than 30 percent of available land. b. industrial use of land would rise to more than 30 percent of available land. c. the percentage of available land used as cropland would stay the same. d. cropland would fall to about 10 percent of available land.