Heating Curve

Review and Heating Curves

​Some text here about the topic of discussion.

First some review questions... Yes - this is a grade

Some text here about the topic of discussion

Multiple Choice

TRUE or FALSE: Liquids have a fixed volume but not a fixed shape.

• TRUE

• FALSE

Multiple Choice

Phase change from solid to gas is called:

• Freezing

• Condensation

• Vaporization

• Sublimation

Multiple Choice

Phase change from liquid to gas is called:

• Freezing

• Condensation

• Vaporization

• Sublimation

Multiple Choice

Phase change from liquid to solid is called:

• Melting

• Freezing

• Deposition

• Condensation

Multiple Choice

Look at the picture. Which state of matter is in beaker C?

• Solid

• Liquid

• Gas

• Blue thingys

Multiple Choice

What is sublimation? (Definition)

• When liquid turns in solid.

• When solid turns into gas.

• When gas turns into solid.

• When solid turns into liquid.

Multiple Choice

The unit for mass is...

• Newton

• grams

• mililiters

• centimeters

Multiple Choice

Measuring the volume of a block uses which equation

• $$Length\ \times Width\times Height$$  

• $$\left(radius\right)^2\times Length\times\pi$$  

Multiple Choice

What is the density of water?

• 34 g/mL

• 1 g/mL

• 29 g/mL

• 6 g/mL

Fill in the Blanks

An object has a mass of 225g and a volume of 9 cm³. Its density would be

g/cm³. (Just type in the number).

Fill in the Blanks

If a bag of chips has a mass of 224g and a volume of 8 cm³. Its density would be

g/cm³. (Just type in the number).

Fill in the Blanks

If Cameron has a lunch box with a mass of 180g and a volume of 15 cm³. Its density would be

g/cm³. (Just type in the number).

Multiple Choice

What is shown in the picture?

• Element

• Compound

• Mixture

Multiple Choice

What is shown in the picture?

• Element

• Compound

• Mixture

Multiple Choice

This diagram represents a _____.

• pure substance that is a compound

• mixture of elements

• pure substance that is an element

• mixture of compounds

Multiple Choice

What type of change is this?

• Chemical

• Melting

• Evaporation

• Condensation

• Sublimation

Now get your packet out and open to pg. 11

Some text here about the topic of discussion

Use the following notes to complete page 13.

Make sure to label all the graphs and answer all the questions

​Here are some summary slides

​

You will need to know

1. Where is a solid / liquid/ gas

2. What is the melting, freezing and boiling point​

​Here are some summary slides

​

You will need to know

1. Where is a solid / liquid/ gas

2. What is the melting, freezing and boiling point​

​

This might be wise to draw (small) on your Periodic Table or Index Card​

Multiple Choice

What line segment represents only the solid state?

• A-B

• B-C

• C-D

• D-E

Multiple Choice

In which segment is the kinetic energy remaining constant?

• A-B

• B-C

• C-D

• E-F

Multiple Select

Between which points is water changing states of matter?

• A <----> B

• B <----> C

• C <----> D

• D <----> E

• E <----> F

Multiple Choice

Which of the following terms identifies the change from a liquid to gas?

• Vaporization

• Condensation

• Deposition

• Sublimation

Labeling

Use the following question to correct the answers in your packet.

Drag labels to their correct position on the image

Melting

Freezing

Solid

Liquid

Gas

Condensation

Vaporization

Hotspot

Which two spots represent an EXOTHERMIC physical change. Add the letters to your answer to your notes!

Hotspot

Which two spots represent an ENDOTHERMIC physical change. Add the letters to your answer to your notes!

Math Response

What is the temperature (in degrees Celsius) of the condensation point for NaCl? (Number only)

Make sure to add this to your notes

Type answer here

Correct Answer: 1465

Deg^°

Rad

Math Response

What is the temperature (in degrees Celsius) of the freezing point for NaCl? (Number only)

Make sure to add this to your notes

Type answer here

Correct Answer: 801

Deg^°

Rad

​The following questions will help you check your answers for the right side of page 11.

You may complete that page before continuing or complete it as you go.

Multiple Choice

(1) In what part of the curve would substance X have definite shape and definite volume?

• I

• II

• III

• IV

• V

Multiple Choice

(2) In what part of the curve would substance X have definite volume but no definite shape?

• I

• II

• III

• IV

• V

Multiple Choice

(3) In what part of the curve would substance X have no definite shape or volume?

• I

• II

• III

• IV

• V

Multiple Choice

(4) What part of the curve represent a mixed solid/liquid phase of substance X?

• I

• II

• III

• IV

• V

Multiple Choice

(5) What part of the curve represent a mixed liquid/vapor phase of substance X?

• I

• II

• III

• IV

• V

Multiple Choice

(6) What is the melting temperature of substance X?

• -15

• 5

• 55

• 4

• 80

Multiple Choice

(7) What is the boiling temperature of substance X?

• -15

• 5

• 55

• 18

• 80

Multiple Select

(8) In what part(s) of the curve would increasing kinetic energy be displayed? Select all that apply

• I

• II

• III

• IV

• V

Multiple Select

(9) In what part(s) of the curve would increasing potential energy be displayed? Select all that apply

• I

• II

• III

• IV

• V

Multiple Choice

(10) In what part of the curve would the molecules of substance X be farthest apart?

• I

• III

• IV

• V

• II

Multiple Choice

(11) In what part of the curve would the molecules of substance X have the lowest kinetic energy?

• I

• III

• IV

• V

• II

Multiple Choice

(12) In what part of the curve would the molecules of substance X have the greatest kinetic energy?

• I

• III

• IV

• V

• II

​Other Review Questions...

Multiple Choice

The melting point of the sample is

• -60 ºC

• 20 ºC

• 60 ºC

• 100 ºC

Multiple Choice

A measure of the average kinetic energy of the particles in an object is called

• Heat

• Temperature

• Kinetic energy

• Enthalpy

Multiple Choice

In which region(s) does temperature increase?

• Region C only

• Regions B and D

• Regions A, C, and E

• Regions A and B

Multiple Choice

Describe the substance at letter A.

• Solid

• Liquid

• Melting

• Evaporating

Multiple Choice

In which region(s) does temperature remain constant?

• Region 1, 3, & 5
• Region 2 & 4
• Region 1 only
• Region 1 & 2

Multiple Choice

Describe the substance at letter A.

• Solid

• Liquid

• Melting

• Evaporating