1) Solutions and Molarity

What does not conduct electricity when dissolved in water?

ionic compounds

When don’t ionic compounds conduct electricity?

when dissolved in water

What are electrolytes?

solutions that contain free ions dissolved in water

What are solutions that contain free ions dissolved in water?

electrolytes

What do electrolyte ions allow?

solutions to conduct electricity

What allows solutions to conduct electricity?

electrolyte ions

What happens to ionic compounds in water?

they dissociate into individual ions

What dissociates into individual ions when in water?

ionic compounds

What is a solution?

a homogeneous mixture that may contain solids, liquids, or gases

What is a homogeneous mixture that may contain solids, liquids, or gases?

a solution

When is a solution formed?

when a solute is dissolved in a solvent

What forms when a solute is dissolved in a solvent?

a solution

What is a substance dissolved in a solution?

a solute

What is a solute?

a substance dissolved in a solution

What is a solvent?

a substance that dissolves the solute

What is a substance that dissolves the solute?

a solvent

What is an example of a solute?

salt dissolved in water

Salt dissolved in water is an example of what?

a solute

What is an example of a solvent?

water in saltwater

Water in saltwater is an example of what?

a solvent

What is an aqueous solution?

a solution in which the water is the solvent

What is a solution in which the water is the solvent?

aqueous solution

In what proves that water molecules are in constant motion and collide with salt crystals?

the kinetic molecular theory

What does the kinetic molecular theory prove?

that water molecules are in constant motion and collide with the salt crystals

What are the 3 kinds of IMFs involved in solution formation?

solute solute, solvent solvent, and solvent solute

Solute solute, solvent solvent, and solvent solute are the 3 kinds of what?

IMFs involved in solution formation

What IMFs involved in solution formation are endothermic?

solute solute and solvent solvent

What IMFs in solution formation are exothermic?

solvent solute

Why must solute solute interactions be overcome?

to disperse solute particles throughout the solvent

What must be overcame to disperse solute particles throughout the solvent?

solute solute interactions

Why must solvent solvent IMFs be overcome?

to make room for solute particles

What must be overcame to make room for solute particles?

solvent solvent IMFs

What occurs as particles mix?

solvent-solute interactions

When do solvent-solute interactions occur?

as particles mix

What are the steps in solution formation?

separating the solute into individual components, breaking IMFs of the solvents, and their interactions

Separating the solute into individual components, breaking IMFs of the solvent, and their interactions

solution formation

What is the concentration of a solution?

a measure of the amount of solute dissolved in a given quantity of a solvent

What is a measure of the amount of solute dissolved in a given quantity of a solvent

the concentration of a solution

What is a dilute solution?

a solution that contains a small amount of solute

What is a solution that contains a small amount of solute?

a dilute solution

What is a concentrated solution?

a solution that contains a large amount of solute

What is a solution that contains a large amount of solute?

a concentrated solution

What is Molarity M?

the number of moles of solute dissolved in 1L of solution

What is the number of moles dissolved in 1L of solution?

Molarity M

What is the equation for molarity?

moles of solute/liters of solution

moles of solute/liters of solution is the equation for what?

molarity