Definitions
Define "Solute"
What is the part of a solution that is being dissolved
What is the unit that demotes molarity?
What is M
What is the unit that denotes molality?
What is m
What is the equation of equilibrium?
What is M1V1=M2V2
What is the name of the two colligative properties that we have been learning about?
What is "Freezing point depression" and "Boiling point elevation"
Define "Molarity"
What is moles of solute per volume (typically liters) of solution
Determine the molarity of a solution of 58 grams of NaCl dissolved in 2.0 Liters of solution.
What is 2m
How many mL of 6M NaOH solution would you need to make 1 liter worth of 1M NaOH?
What is 167mL
What is the formula for freezing point depression?
What is Δ Tf= Kf X m
Define "Solution"
What is a heterogenous mixture in which not all solute will dissolve
What is the molarity of a solution that was prepared by dissolved 14.2 g of NaNO3 in enough water to make 350 mL of solution?
What is 0.477M
What is the molality when 0.750 mol is dissolved in 2.50 kg of solvent?
What is 0.300 m
If you were to dilute 175 mL of a 1.6 M solution of LiCl to 1000 mL, what would the new concentration of the solution be?
0.28 M
How will a 0.125 m CaCl2 solution compare to a 0.125 m NaCl solution in terms of boiling point? Will the boiling point be higher, lower, or the same?
What is the same.
Define "Electrolyte"
What is a solute that dissolves in water to form an electric current
What is the molar mass of a solution that contains 5.5 g of solute dissolved in enough water to make 250 mL of solution?
What is 36.5 g/mol
Calculate the molality of 25.0 grams of KBr dissolved in 750.0 g of pure water
What is 0.280m
If you needed to make 10.0 L of 1.2 M KNO3. What molarity would the potassium nitrate need to be if you were to only use 2.5 L of it?
What is 4.8 M potassium Nitrate
What is the freezing point of a solution of 15.0 g NaCl in 250 g of water? The freezing point constant, Kf for water is 1.86 °C kg / mol. The normal freezing point of water is 0 °C
-3.8 *C
What is "Solution Equilibrium"
The physical process in which the opposing processes of dissolving and crystalization of a solute occur at equal rates.
How many grams of NaBr would be needed to prepare 700 mL of 0.230 M NaBr solution
16.6 grams
Pretend that you have 849.0 grams of water and wish to make a 5.2m solution of HgO. How many grams of the solute would you have to add to the water to achieve this?
What is 956 g
A solution is made by diluting 17.4 mL of 3.0 M HCl to a final volume of 930 mL, what is the concentration of the final solution?
What is 0.056 M
When 184 grams of a MOLECULAR compound were dissolved in 2000. grams of water, the freezing point of the water changed from 0.00 to –3.72 °C. What is the molar mass of this compound?
What is 46 g/mol