Chemistry Matters: Solutions, Acids, and Bases Quiz

What term describes a solution with a high amount of solute?

• Saturated

• Dilute

• Insoluble

• Concentrated

What is the formula to calculate mass percent in a solution?

• (Mass of solute / Total mass of solution) x 100

• (Mass of solute / Mass of solvent) x 100

• Total mass / (Mass of solute x 100)

• (Mass of solvent / Mass of solute) x 100

What equipment is essential for creating a solution with a specific mass percent?

• Beaker

• Pipette

• Balance

• Burette

What is the total mass of a solution if you mix 2 grams of solute with 98 grams of solvent?

• 96 grams

• 98 grams

• 100 grams

• 2 grams

What does the '1%' on a hydrocortisone cream label indicate?

• 1% of the total weight is water

• 99% of the total weight is hydrocortisone

• 1% of the total volume is hydrocortisone

• 1% of the total weight is hydrocortisone

How do you calculate the mass percent of a solution?

• Divide the mass of the solute by the mass of the solvent and multiply by 100

• Multiply the mass of the solute by the mass of the solvent and divide by 100

• Add the mass of the solute to the mass of the solvent and divide by 100

• Divide the mass of the solute by the total mass of the solution and multiply by 100

What does molarity describe in a solution?

• Weight of solute per liter

• Volume of solvent per mole

• Mass of solute per volume of solvent

• Moles of solute per liter of solution

Which piece of equipment is used to measure the exact volume of a solution?

• Volumetric flask

• Graduated cylinder

• Measuring spoon

• Conical flask

What does the term 'molarity' refer to?

• The number of moles of solute per liter of solution

• The volume of solvent per unit mass of solute

• The mass of solute in a solution

• The percentage of solute in the solution

What is the significance of the denominator in the molarity formula?

• It represents the concentration of the solution

• It represents the mass of the solute

• It represents the volume of the solution in liters

• It represents the volume of the solvent in milliliters