8.4 Solutions and concentration (Final)

Which hazard symbol indicates a corrosive substance?

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What can happen if a corrosive acid or base comes into contact with your eyes and skin?

• It can cause a rash

• It can cause an infection

• It can burn your eyes and skin

• It can make your skin dry

What is a solution?

• A solid substance.

• A mixture of two liquids.

• A gas.

• A mixture that forms when a solute dissolves in a solvent.

What is the solvent in a solution?

• The substance that dissolves

• The liquid in which the solute dissolves

• The solid in a mixture

• The gas in a mixture

What is the solute in a solution?

• The liquid in which the solvent dissolves

• The substance that dissolves

• The gas in a mixture

• The solid in a mixture

What does the concentration of a solution measure?

• The temperature of the solution

• The amount of solute dissolved in the solution

• The color of the solution

• The volume of the solution

Which type of solution is less corrosive?

• Dilute solutions

• Concentrated solutions

• Saturated solutions

• Supersaturated solutions

What is a dilute solution?

• A solution with a high amount of solute

• A solution with a low amount of solute

• A solution with equal amounts of solute and solvent

• A solution with no solute dissolved

What is a concentrated solution?

• A solution with a high amount of solute

• A solution with a low amount of solute

• A solution with equal amounts of solute and solvent

• A solution with no solute dissolved

Why are concentrated substances more corrosive?

• Because they contain more water

• Because they contain fewer amounts of the substance

• Because they contain more amount of the substance

• Because they contain equal amounts of solute and solvent