Concentration Lesson

Labeling

Label the water --

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solution

solute

solvent

Labeling

Label the water --

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solute

solution

solvent

Labeling

Label the powder --

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solvent

solute

solution

Fill in the Blanks

In an aqueous solution,

is always the solvent

Match

Match the following

• solvent

• solute

• solution

water

sugar

sugar water

• water

• sugar

• sugar water

Dropdown

The ​ higher the concentration the ​

Select answer

solute is in the solution. A solution with a higher concentration is ​

Select answer

than a solution that has ​

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solute and is ​

Select answer

.

Labeling

Label the cup that is the highest concentration and the cup with the least concentration

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highest concentration

lowest concentration

Multiple Choice

If a solution is low in concentration we could say that it is

• full

• strong

• diluted

• dark

Multiple Choice

When the ice in our kool-aide melts---

• it becomes too concentrated

• it turns a darker color

• it becomes diluted

Dropdown

When you dilute lemonade you add more​

Select answer

this will ​

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the concentration of the lemonade.

Multiple Choice

When we are talking about the rate of dissolution we are simply wanting to know-

• how long it takes something to melt

• how long it takes something to freeze

• how long it takes something to grow

• how long it takes something to dissolve

Word Cloud

What factors affect the rate of dissolution?

Multiple Choice

All of the following affect the rate of dissolution except--

• shaking a solution

• heating a solution

• stirring a solution

• seperating a solution

Multiple Choice

What would cause a tablet to dissolve faster?

• dropping the tablet in water

• crushing the tablet

• lowering the temperature of the solvent

• not stirring

Word Cloud

Brain Dump:

what is one example of a physical change?

Word Cloud

Brain Dump:

what is one example of a chemical change?

Open Ended

If I use food coloring to turn my water green what kind of change occurs? Explain how you know.

Dropdown

A common ​

Select answer

change includes freezing or boiling water.

Categorize

Options (16)

mixing ingredients to make an omelette

cooking the omelette on the stove

cracking eggs

freezing lemonade

outdoor furniture made of iron rusting

digesting the omelette

no new substance is created

a new substance is formed

it is often reversible

it is often irrevesible

Water

sugar

drink mix

salt

liquid that something dissolves in

what is being dissolved

Organize these options into the right categories

Physical Change

Chemical Change

Solute

Solvent

CA # 2 Review
7.6CDE

Chemical vs Physical Changes

Chemical vs Physical Changes

Chemical vs Physical Changes