72.983 rounded to 2 significant figures

This classification of drug typically changes the brain's chemistry and reduces its ability to create its own endorphins.

Which of the following changes will decrease the total amount of gaseous solute able to be dissolved in a liter of liquid water? (2 points) decreasing temperature decreasing pressure decreasing surface area decreasing solute concentration

Which process describes vaporization that takes place below the surface of a liquid? condensation melting boiling evaporation