Rolf prepares four solutions using different solutes as shown in the table below. Which solution is unsaturated?

Solution A
Solution B
Solution C
Solution D

What does the process of natural selection involve

The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false

Which is true of a liquid? it has a definite volume but not a definite mass.it has a definite mass but not a definite volume.it has a definite volume but not a definite shape.it has a definite shape but not a definite volume.