Given the unbalanced equation: Cr0 + Sn2+ Cr3+ + Sn0
What is the coefficient in front of the Cr3+ when the
equation is balanced using smallest whole number coefficients?

Which actions would increase the rate at salt dissolves in water? stir the water? crush the salt? use less water? heat the water? cool the salt

What are transitions between a liquid and a solid called? identify which way they are transitioning

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.