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Total questions: 17

Worksheet time: 22mins

Name

Class

Date

What is the universal solvent?

salt

sugar

water

ice

A mixture with more solute dissolved in the solvent than is usually soluble is called:

concentrated

supersaturated

saturated

unsaturated

How many grams of K₂Cr₂O₇, are soluble in 100 g of water at 95 ºC?

83 grams

75 grams

40 grams

12 grams

Which substance is MOST soluble at 0 ºC?

NaNO₃

NaCl

Ce₂(SO₄)₃

How does a solution become supersaturated?

Vigorous stirring to dissolve more solute than usual.

Heat the solution to increase the solute then let it cool.

Add more solvent to lower the concentration.

Keep pouring solute in the solvent until it goes in.

When 50 grams of KCl is dissolved in 100 grams of water at 50 ºC, the solution can be correctly described as:

supersaturated

unsaturated

saturated

When 20 grams of KNO₃ is dissolved in 100 grams of water at 80 ºC, the solution can be correctly described as:

supersaturated

saturated

unsaturated

The amount of solute actually dissolved in a given amount of solvent.

dilution

concentration

saturated solution

supersaturated mixture

__________ are made up of solutes and solvents.

Solutions

Suspensions

Heterogeneous Mixtures

Pure Substances

10.

What does it mean to dilute a solution?

lower the concentration of solute per solvent

increase the concentration of solute per solvent

11.

WITH THE SMALLEST PARTICLES AMONG THE THREE TYPES OF MIXTURE

COLLOID

SUSPENSION

SOLUTION

12.

SOLUTIONS HAVE LARGE AND HEAVY PARTICLES

TRUE

FALSE

13.

COLLOIDS HAVE PARTICLES THAT ARE DISPERSED AND DO NOT SETTLE AT THE BOTTOM.

TRUE

FALSE

14.

SUSPENSION MIXTURES ARE HETEROGENEOUS MIXTURES!

TRUE

FALSE

15.

What is a solute?

The substance that does the dissolving in a solution.

The substance that is dissolved into the solution.

The mixing of different substances.

The process in which neutral molecules lose or gain electrons

16.

How do gasses dissolve differently than solids?

Gasses can dissolve more with lower temperatures

Gasses can dissolve more in higher temperatures

Gasses dissolve more in lower pressure

Solids dissolve more in higher pressure

17.

In which solution can there be the most solute?

Solvent is 15 degrees, solute is a solid

Solvent is 30 degrees, solute is a solid

Solvent is 100 degrees, solute is a gas

Solvent is 100 degrees, solute is a solid

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Total questions: 17

Worksheet time: 22mins

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