The molality of a solution is a measure of -
a - moles of solute per kilogram of solution
b - moles of solute per liter of solution
c - moles of solute per kilogram of solvent
d - moles of solute per liter of solvent

In which environment would primary succession occur? a forest with a few remaining trees after a recent wildfire an area of exposed rock after a glacier melts away beach that is exposed to the air at low tide an abandoned baseball field in a small town