Quiz about Solubility

Question 1

__________ are made up of solutes and solvents.

Accepted Answer

Solutions

Answer

Suspensions

Answer

Heterogeneous Mixtures

Answer

Pure Substances

Question 2

If I dissolve sugar in water, what is the solute?

Accepted Answer

Sugar

Answer

Water

Answer

Hydrogen

Answer

Carbon

Question 3

What is a solvent

Accepted Answer

the liquid in which a solute is dissolved to form a solution.

Answer

Another word for solution

Answer

A thing that make drinks turn colors

Answer

Its a metal molecole

Question 4

Which solute does not increase in solubility as temperature rises?

Accepted Answer

NH3

Answer

NaNO3

Answer

KNO3

Answer

NaCl

Question 5

What will allow more solute to be dissolved in a solvent.

Accepted Answer

heat

Answer

adding more solute

Answer

stiring

Answer

cooling solution

Question 6

Which is an example of a solvent?

Accepted Answer

Water

Answer

Salt

Answer

Egg whites

Answer

Sugar

Question 7

Define the term soluble.

Accepted Answer

Can dissolve in water

Answer

Cannot dissolve in water

Answer

Partially dissolves in water

Question 8

Define the term insoluble.

Accepted Answer

Cannot dissolve in water.

Answer

Can dissolve in water.

Answer

Partially dissolves in water.

Question 9

At 30'C, which substance has the lowest solubility?

Accepted Answer

Yb2(SO4)3

Answer

KNO3

Answer

KBr

Answer

NaCl

Question 10

At which temperature do KBr and KNO3 have the same solubility?

Accepted Answer

55

Answer

60

Answer

50

Answer

Never

Question 11

Which solute does not increase in solubility as temperature rises?

Accepted Answer

NH3

Answer

NaNO3

Answer

KNO3

Answer

NaCl

Question 12

Define solubility

Accepted Answer

how much solute can dissolve in a solvent

Answer

how much pressure is in an object has

Answer

Surface Area per Temperature

Answer

it is a made up word

Question 13

Which solute does not increase in solubility as temperature rises?

Accepted Answer

NH3

Answer

NaNO3

Answer

KNO3

Answer

NaCl

Question 14

You can make a solute dissolve more quickly in a solvent by

Accepted Answer

heating the solvent.

Answer

adding more solute.

Answer

adding ice.

Answer

removing some solvent.

Question 15

Three 10 g samples of sugar are represented below.

Sample A dissolves in water more slowly than sample B.

Sample B dissolves more slowly than sample C.

Which of the following best explains why sample A dissolves more slowly than the other two?

Accepted Answer

It has the smallest surface area.

Answer

It has the most volume.

Answer

It has the largest number of sugar molecules.

Answer

It has the fewest bonds between sugar modules.

Question 16

If I want more sugar to dissolve in water, I should heat the water

Accepted Answer

true

Answer

false

Question 17

If I want more sugar to dissolve in water, I should stir the water

Accepted Answer

true

Answer

false

Question 18

Which of the following statements is true about how using smaller salt crystals would affect the rate of making a salt solution in water?

Accepted Answer

Smaller crystals increase the surface area and speed up dissolving.

Answer

Smaller crystals increase the surface area and slow down dissolving.

Answer

Smaller crystals decrease the surface area and speed up dissolving.

Answer

Smaller crystals decrease the surface area and slow down dissolving.

Question 19

Which will dissolve faster? Crushed table salt or a cube of table salt. Assume they have an equal mass.

Accepted Answer

crushed table salt

Answer

crystal of table salt

Question 20

What combination would dissolve a solid solute the fastest?

Accepted Answer

high temperature, stirring

Answer

high temperature, no stirring

Answer

no heat, no stirring

Answer

sugar cube, no heat

Question 21

Which of the following actions will NOT

increase the rate of dissolution

(dissolving) for solids?

Accepted Answer

Decreasing the temperature

Answer

Stirring the solution

Answer

Increasing the surface area of the

solute

Answer

Increasing the temperature

Question 22

How many Hydrogen atoms does a single water molecule have?

Accepted Answer

2

Answer

1

Answer

3

Answer

4

Question 23

What does "polar" mean?

Accepted Answer

A molecule has areas of positive and negative charge

Answer

A molecule is cold

Question 24

What are the bonds called between a slightly positive hydrogen in a polar molecule and a negatively charged atom?

Accepted Answer

Hydrogen Bonds

Answer

Water Bonds

Answer

Covalent Bonds

Answer

Bail Bonds

Solubility

30 questions

__________ are made up of solutes and solvents.

If I dissolve sugar in water, what is the solute?

Which substance is least soluble at 0 ºC?

What is a solvent

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

Which solute does not increase in solubility as temperature rises?

What will allow more solute to be dissolved in a solvent.

Which is an example of a solvent?

Define the term soluble.

Define the term insoluble.

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