Question 3 The solubility of an unknown salt is shown in the graph. If a solution is unsaturated at 30 °C, w happens when the solution is cooled? 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 O 10 20 30 40 50 60 70 80 90 100 Temperature ('C} The mass of the salt in the solution will increase. The mass of the salt in the solution with decrease. The mass of the salt in the solution will remain the same. It is unknown if the mass of the salt in the solution will remain the same or decrease. Solubility (mass in g of solute) per 100.0 g of water

19. Use this solubility graph to answer the question below Solubility Graph 240 220 200 180 Key O Substance 1 • Substance 2 o Substance 3 A Substance 4 160 140 120 100 80 60 40 20 10 20 30 40 50 60 70 80 90100 Temperature (C) Which substances will form an unsaturated solution when a 60-gram sample of the substance is stirred into 100 g of water at 40°C? a. Substance 1 only b. Substance 4 only c. Substance 1 and 4 d. Substance 2 and 3 MacBook A Solubility (grams per 100 g of water)

Match the following aqueous solutions with the appropriate letter from the column on the right. Assume complete dissociation of electrolytes. 1.0.17 m Mn(NO3)2 2.0.16 m MgI2 3.0.22 m NHẠI 4.0.41 m Sucrose (nonelectrolyte) Submit Answer A. Highest boiling point B. Second highest boiling point C. Third highest boiling point D. Lowest boiling point

A saturated solution of a compound contains .15g of solute in 100 g of water.  Is a second solution containing .05 g of solute dissolved in 25 g of water unsaturated, saturated, or supersaturated?