The answer and how to work it out

How can one make a supersaturated solution? (apex)

Which are forms of frozen water? check all that apply. dew frost hail rain sleet

A2.5% (by mass) solution concentration signifies that there is a 2.5 % (by mass) solution concentration signifies that there is blank of solute in every 100 g of solution. of solute in every 100 g of solution