A engineer wants to determine an efficient method for condensing large amounts of steam into liquid water. Which constant should you use?

Can someone me with 6 to 10 plz this is for masteries test.

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.

8. what happens to matter during a chemical reaction