WARM UP Compare and contrast the terms unsaturated, saturated, and supersaturated using a Triple Venn diagram.

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Presentation transcript:

WARM UP Compare and contrast the terms unsaturated, saturated, and supersaturated using a Triple Venn diagram.

Concentration

Concentration Units Molarity Liters of solution Moles of solute Unit: M

Concentration Units Molality Moles of solute Mass of solvent (kg) Unit: m

Concentration Units Mole Fraction Moles of solute Moles of all components No unit

Concentration Units Percent by Mass Mass of solute Mass of solution Mass of solution = solute + solvent Unit: % x 100

Conversions Can convert into needed units Can convert to desired unit

Conversions Can solve for any of the three terms in equation Can convert one unit into another

WRAP UP Calculate the percent by mass and mole fraction of a solution, using the following data: 12.8 g of LiOH mixed with 93.4 g of water

Calculate the molality and mole fraction of the following solution: WARM UP Calculate the molality and mole fraction of the following solution: 53.8 g LiF in 1.64 L of water (dH2O = 1.0 g/mL)

A 3.17% (by mass) solution of LiF found in 1.64 L of solution WRAP UP Calculate the molarity of the following solution: A 3.17% (by mass) solution of LiF found in 1.64 L of solution (dsolution = 1.0 g/mL)