Properties of Matter, Pure Substances and Mixtures

substance made of two or more elements that are chemically combined is a set ratio

• compound

• chemical formula

• molecule

• atom

Tags

NGSS.MS-PS1-1

pure water, salt, carbon dioxide are all examples of?

• Pure substances (elements)

• mixtures

• Pure substances (compounds)

• Reactions

What is a pure substance?

• Two or more substances that are mixed together

• A mixture that has different properties

• Contains only one substance that always have the same properties no matter where they come from

• A substance that can't be broken down into any other substance

Types of pure substances are

• Elements

• Compounds

• Elements and compounds

• None of the above

Which of the following is not a pure substance?

• Gold

• Fruit juice

• Diamond

• Table salt

Which of the following is a pure substance?

• Baking soda

• Brass

• Chicken noodle soup

• Bitumen

Which food listed below is an example of a mixture

• Table salt

• Pure sugar

• Trail mix nuts

• Food can't be a mixture

A salad is an example of a

• Pure substance

• Solution

• Boring choice of food

• Mixture

Distilled water is a type of

• Solution

• Mixture

• Tap water

• Pure substance

Which of the following is a mixture

• Gunpowder

• Sulfuric acid

• Lithium

• All of the above