Solutions and Molarity

A student is preparing solutions for a laboratory experiment by dissolving solid solutes in liquid solvents. Which action will increase the rate of solubility

• lowering the temperature of the solvent

• stirring the solute in the solution

• increasing the pressure on the solution

• increasing the particle size of the solute

Tags

NGSS.HS-PS1-5

What is the molarity of 3 mole of hydrochloric acid in 3 L of water. 

• 3
• 1
• 6
• 9

The part being dissolved in a solution is the:

• solute

• solvent

What is the formula for molarity?

• moles/grams
• moles/kilograms
• moles/milliliters
• moles/liters

Which would NOT increase the rate at which a sugar cube dissolves?

• Reducing the amount of solvent

• Crushing the sugar cube

• Stirring the solution

• Heating the solvent

Tags

NGSS.HS-PS1-5

You can make a solid solute dissolve more quickly in a solvent by

• adding more solute.

• adding ice.

• heating the solvent.

• removing some solvent.

Tags

NGSS.HS-PS1-5

The amount of solute that can be dissolved in a specific amount of solvent at a given temperature is its

• concentration.

• density.

• dilution.

• solubility.

A solution is an example of a ________.

• mixture

• compound

• element

• colloid

A solution is a ________ mixture.

• heterogeneous

• homogeneous

• bonded

• separated

When one of the parts of the solution is water, the solution is referred to as _________.

• solution

• liquid

• watereous

• aqueous