I have a solution that contains 30 lbs of sugar in 2.5 gallosn of water. Calculate the mass percent, molarity, molality and mole fraction

Answer 1

Convert 30 lbs to grams. 1 lb = 453.6 grams.
Convert 2.50 gallons of water to liters and apply the definitions.
Tell us exactly what you don't understand if you can't do one of these after you have made the conversions.