Separating Mixtures

Open Ended

Recall what is meant by a mixture.

A mixture is made up of two or more components that are not chemically bonded

Open Ended

What is the difference between a heterogenous mixture and a homogenous mixture (solution)?

The composition is non-uniform and you can see the components.

Heterogenous Mixture

The composition is uniform
and you cannot see the components.
Also called a "solution"

Homogenous Mixture

Word Cloud

Give an example of a heterogenous mixture. 1-2 words

Word Cloud

Give an example of a homogenous mixture. 1-2 words

Multiple Choice

Is dirty water a homogenous or heterogenous mixture?

• Homogenous

• Heterogenous

Multiple Choice

If you dissolve an effervescent tablet, is the mixture you get AFTER dissolving a homogenous or heterogenous mixture?

• Homogenous

• Heterogenous

Poll

Does filtration affect pH?

• Yes

• No

Poll

Does filtration affect how well you can see the X?

• Yes

• No

Open Ended

What conclusion can you get from filtering homogenous (dissolved tablet) and heterogenous (dirty water) mixture? Write down your conclusion here.

Open Ended

Write down here how did the person in the video measure turbidity.

Open Ended

You have 10 minutes: find a method to separate mixtures other than filtration and write down how it works.

Open Ended

Now you have to find another method to separate mixture and write down how it works. It cannot be the same as the one you already answered. You have 10 minutes.

Open Ended

Suggest why it might be important to be able to separate mixtures.

Let's start with this video.

https://www.youtube.com/watch?v=Vk_bEFHA2KQ
Minute 3.28 - 6.15

Optional: Playing this game