Chemistry Chapter 18 Version 1

A dilute solution contains large amounts of solute.

• True

• False

The concentration of a solution is a measure of how much solute is dissolved in a specific amount of solvent or solution.

• True

• False

Which of the following will dissolve most slowly?

• large salt crystals stirred in water

• large salt crystals in unstirred water

• small salt crystals in unstirred water

• small salt crystals in stirred water

If the amount of solute present in a solution at a given temperature is less than the maximum amount that can dissolve at that temperature, the solution is said to be

• supersaturated.

• saturated.

• concentrated.

• unsaturated.

Which of the following will dissolve most rapidly?

• powdered sugar in hot water

• powdered sugar in cold water

• sugar cubes in hot water

• sugar cubes in cold water

Sugar dissolved in water is an example of which solute-solvent combination?

• liquid-liquid

• solid-liquid

• liquid-solid

• gas-liquid

The concentration of solution that contains a large amount of solute in the solvent could be described as

• diluted.

• unsaturated.

• concentrated.

• polar.

Water in air is an example of which solute-solvent concentration?

• liquid-gas

• liquid-liquid

• gas-gas

• gas-liquid

A(n) ________ is a mixture that has the same composition, color, and density throughout.

• element

• plasma

• mixture

• solution

A dilute solution has _________ of solute in the solvent.

• a small amount

• an unlimited amount

• none of these

• a large amount