Mixture and Solutions Quiz

What type of mixture has a uniform composition throughout?

• Colloids

• Mechanical mixtures

• Heterogeneous mixtures

• Homogeneous mixtures

What is the substance being dissolved in a solution called?

• Solvent

• Solubility

• Concentration

• Solute

Which separation technique is used to separate components based on their different boiling points?

• Centrifugation

• Filtration

• Distillation

• Chromatography

What type of change occurs when a new substance is formed in a mixture?

• Precipitation reaction

• Solvation

• Chemical change

• Physical change

What concentration unit is expressed in moles of solute per liter of solution?

• Molarity (M)

• Volume percent

• Mass percent

• Molality (m)

What type of mixture has visible particles that settle over time?

• Colloids

• Homogeneous mixtures

• Heterogeneous mixtures

• Suspensions

What is the maximum amount of solute that can dissolve in a solvent at a given temperature?

• Unsaturated solutions

• Solubility

• Saturation

• Saturated solutions

Which separation technique is used to separate components based on their different attraction to a stationary phase?

• Centrifugation

• Chromatography

• Distillation

• Filtration

What type of change occurs when the physical state of a substance is altered in a solution?

• Solvation

• Precipitation reaction

• Physical change

• Chemical change

What concentration unit is expressed in moles of solute per kilogram of solvent?

• Molarity (M)

• Molality (m)

• Mass percent

• Volume percent